HomeMy WebLinkAbout20100424 Ver 1_Complete File_20000627Wetland Mitigation Site Evaluations:.lnformation Table
NC Division of Water Quality
March 8, 2007: Draft Version 4.3 (form produced via database report)
Evaluator's name(s): 1(?Yr1rY??
Date of Office Review: lp - '2-5-
Other individuals/agencies present:1
Weather conditions (today & recent):
Directions to Site:
I r)ffina Raviaw Infnrmatinn-
Evaluator's Agency: 17. LOO
Date of Field Review: U- ?Z3 -- f'M
401 Permit Number:
Site Name: la?0 ? Ck"JX-,
County(ies): ?CLV1d.o1(An
Basin & Subbasin: Ca-(-L-%-e-C-, b3G?3?oc>3
Nearest Stream / WQ class: Mitigator Type: 10UP
Total Mitigation on Site
Wetland:
Stream:
Buffer:
Project Type and Size:
Location on Site:
Goals of Mitigation (wetland type(s), details): Project History:
(C) 0? bL14 Event Date
I
`
Cv? C ??y e
? (''? (Y (? /?
f
i
monitor
ng:
Year o
Approved Mitigation plan available? Yes V?g
Problem areas identified in reports? Yes No
Problem areas addressed on site? Yes No
- Prior to site visit, note dominant species and monitoring report success results in appropriate areas or
Section II.
- During site visit, document both representative conditions and areas of concern. Label and attach
photos to this report.
- Additional information found during office review and/or to be obtained during site visit:
II nnta rannrtarl frnm nitp visit
HYDROLOGY - Approved Succes"r#t a: Wetland Hydrology Indicators:
"L
(a ?j yo C; 'C. LCt - ?? Inundated
Saturated in upper 12 inches
Monitoring report indicates success A Drift lines
Observational field data agrees? Yes No _ Drainage patterns in wetlands
based on mitigation plan? Yes No _ Sediment deposits
based on wetland type Yes No Water marks
List any remaining hydrology issues to address (e.g. remaining ditches, excessive water, etc.):
s+ + ll?C? Lv? C?-S? o?
l
?
C
-.-
`/.
Page ?1 of 2
Wetland Mitigation Site Evaluations: Information Table
NC Division of Water Quality
SOILS - Approved Success Criteria:
Are soils hydric or becoming hydric?
List indicators of hydric soils: (&A ,
Yes No
t
List any remaining soil issues to address (e.g. erosion, upland area , etc
.
C?'U???
_ e
e?P/l.? t C rv? l r.-- . c., of ? ('r v A_r '_ t ,.., a 't r- VEG TATION - Appro ed Success Criteria: Dominant Plant Specie (per monitoring report)
i* Species Story TPA or % cover
c5? G C) vo_n -CA
g C??. c`? ?sie
.4 4 &_u- 0tQ-Q_r CLJDV--'/
Monitorin
report indicates success? Yes No
Observational field data agrees? Yes No .
VCICr 1\1cr- Ui rC(? ! c c_i rR.n,.
' s
)
based on community composition? Yes No 'q
11-1
based on TPA and/or % cover? Yes No 6l_
Vegetation planted on site? Yes No
V
t
ti
i
f
per
?
e
?' ?
ege
a
on grow
ng success
ully? Yes No ?
C.
V
J
e
If
Average trees per acre for entir
site , I
Specific vegetation plots or site locations with little to no vegetation: 2_000
f
0 LO\- 2 (? a ru :1- ??-? c? e i--I ( L9 2 ?PA
'Estimated acreage or site percentage of unvegetated area . P co-v?-X- b uA-
Invasive species on site (species, location(s), and % cover): S
?7G C
List any remaining vegetation issues to address (e.g. plant survival, concerns, tc.)
N AM - Approved Success Criteria: NCWAM Wetland Type on Site:
_ Coastal
_ Riverine
Monit ing re
tes success? Yes No - Riparian
Observ tionaagrees? Yes No
/ _ Non-riparian (wetter)
Attach N WAesults to this report .
alysis - Non-riparian (drier)
List any rem 'ing NCWAM issues to address (e.g. functionality, developing wetland type, etc.):
MITIGATION SUCCESS:
Compared to the mitigation plan, this project is: successful partially success not successful
List specific reasons or lack of success for this protect:
?' § y Zg,C..R ?:?tAt?. s +.^• Yom,°. c..le. ?C4 ° 0
C --?
A diti nal C mmentt(e.g. DWQ follo\#-up actions, recommendations, etc.).
r tP,
Co'
DIvt--, lS)
?4n
e
ie(>? cr
p vt Of (Sage 2 of 2 )
Wetland Mitigation Monitoring Report Evaluations: Information Table
NC Division of Water Quality
March 29, 2007: Version 1.1
Evaluator's Name(s): 1( nnfnL? VA-I` 11 Date of Office Revi w:U ?2 CSl
Report Prepared by: rY..?Date of Report: Z 2
Wy'. Dic 4con 6Ad Monitoring Report for Year:
afi w?r L4)- Cl?Luu_+ '?hu`Qed..(P
1. Office Review view Infor ation:
DWQ 401 Number:
Site Name:
County0es) 4dCk ?0Wh ? _ 3 Q?
Basin & Subbasin>?0.
Nearest Stream WQ : L C Mitigator: EEP Private Mit. Bank Other
Total Mitigation on Site
Wetland: (a C? ?? f O.5 C' C???
Stream:
Buffer:
Project Type & Size: 1'2-.q CSC.
Location on Site:
Goal(s) of Mitigation (wetland type(s) & details): Project History:
to QC r-e?or rwl rLVtQ., Event Date
q aC , FU
a7T
?? k_CA
Monitoring Clock Start Date: 2 Za U?
Approved Mitigation plan available? Yes CO
Problem areas identified in reports? Yes No *Add significant project-related events that occurred
Problem areas addressed on site? Yes No this year: construction, planting, grading, etc.*
II. Success Criteria Evaluation:
¦ Note dominant species & other success-related information in the appropriate sections.
¦ Assess trends over time (i.e. compare with previous years' results) and correlate between
hydrology, vegetation, and soils.
¦ Verify presence of site maps detailing different wetland types, problem areas, monitoring and photo
point locations.
HYDROLOGY - Approved Success Criteria: t Wetland Hydrology Indicators:
0/a, &Z-) 0y a
L Jnundated
/Saturated in upper 12 inches for appropriate
?
Monitoring report indicates success?/ Yes No of growing season
based on mitigation plan? Yes No
based on wetland type? Yes No Max period of inundation/saturation:
met for entire project Yes (M-) days = % of growing season
Monitoring wells:
? ` Y
l
i
i
O _ Comparison with reference wetland (esp.
itation)
reci
ears with abnormal
durin
es
ng proper
y
on
funct p
p
g y
data in tabular & graphic form? Yes No
List any remaining hydrology issues to address (e.g- excessive water, upland plant species, etc.):
-0yA ?s1r1 ?- vy,_a. C 0,C
v? O.IIIL? ? e 4 OYI
i Ylkl
Page 1 of 2 /
Wetland Mitigation Monitoring Report Evaluations: Information Table
NC Division of Water Quality
SOILS - Approved Success Criteria: ? rY „?? ci,11- ro --DA
Are soils hydric or becoming hydric? Yes No
Indicators of hydric soils:
List any remaining soil issues to address (e.g. erosion, p d-areas, etc.):
VEGETATION - Approved Success Criteria: Dominant Plant Species (per report)
Species Story TPA or % cover
Sampling date(s): + C' CC, 9- i lLa t3 oav_
i proQ_ c(, p U3j4e-r? 3 ? ? -TPA
vq
Monitoring report indicates success? Yes No v
based on community composition? Yes No 3 aA-w C LQ-5 q 2
based on TPA and/or % cover? Yes No Q LE+ 2
Supplemental planting this year? Yes Noj
Planting date(s): C,ll?r? ` C9-'? ? ?='
Vegetation growing successfully? Yes No Aeera a treed per acre for projec :
Specific vegetation plots or site locations with little to no vegetation: n u d `
Estimated acreage or site percentage of unvegetated areas: X2?
Invasive species on site (species, location(s), % cover, and control measures):
List any remaining vegetation issues to address (e.g. plant survival, concerns, etc):
NCWAM - Approved Success Criteria: NCWAM Wetland Type on Site:
_ Coastal
_ Riverine .
ccess? Yes No
MonitorinV _ Riparian
_ Non-riparian (wetter)
Attach NCto this report.
anas Non -riparian (drier)
List any remaining M issues to address (e.g. functionality, developing wetland type, etc.):
MITIGATION rAJCCESS:
Compared to the mitigation plan, the site is: successful partially successful not successful
List specific reasons for any lack of success for this site:
Additional Comments (e.g. DWQ follow-up actions, recommendations, etc.):
Schedule Site Visit? IYes 1 No
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7R?-
ANNUAL REPORT FOR 2006
Sandy Creek Mitigation Site
Randolph County
EEP Project No. 321
Submitted to:
a
t
rte, w
NCDENR EEP
1619 Mail Service Center
Raleigh, NC 27699-1619
r4dj
Ecosystem
PROGRAM
February 2007
(Year 6)
Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
Table of Contents
1.0 EXECUTIVE SUMMARY ...................................................................................................2
2.0 INTRODUCTION ................................................................................................................. 3
2.1 Project Description ......................................................................................................3
2.2 Project Objectives ........................................................................................... .............3
2.3 Project History and Background ..................................................................... .............3
3.0 HYDROLOGY ......................................................................................................... .............8
3.1 Success Criteria .............................................................................................. .............8
3.2 Description of Hydrologic Efforts .................................................................. .............8
3.3 Results of Hydrologic Monitoring .................................................................. .............8
4.0 VEGETATION ........................................................................................................ .............18
4.1 Success Criteria .............................................................................................. .............18
4.2 Description of Vegetation Monitoring ........................................................... .............18
4.3 Results of Vegetation Monitoring .................................................................. .............18
5.0 OVERALL CONCLUSIONS AND RECOMMENDATIONS ............................... .............20
List of Figures
Figure 1 Sandy Creek Vicinity Map .................................................................................. .............7
Figure 2 Sandy Creek Site Plan ......................................................................................... .............9
Figure 3 2006 Sandy Creek Groundwater Hydrograph ..................................................... .............11
Figure 4 2006 Sandy Creek Precipitation .......................................................................... .............16
List of Tables
Table 1 Project Mitigation Structure and Objectives ....................................................................3
Table 2 Project Activity and Reporting History ............................................................................4
Table 3 Project Contact Table .......................................................................................................5
Table 4 Project Background Table ................................................................................................5
Table 5 Hydrologic Monitoring Results for 2006 (Year 5) ...........................................................10
Table 6 Comparison of Average Rainfall to Observed Rainfall ....................................................17
Table 7 2006 Vegetation Monitoring Plot Species Composition ..................................................18
Table 8 Stem Counts for Each Species Arranged by Plot .............................................................19
APPENDICES
Appendix A 2006 Site Photos
Appendix B Integrated Project Problem Areas Plan View
February 2007
Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
1.0 EXECUTIVE SUMMARY
The following report summarizes the monitoring activities that have occurred in the past year at
the Sandy Creek Mitigation Site. This site was constructed in 2000. Monitoring activities in 2006
represent the sixth year of monitoring following construction in 2000 with trees planted in 2001
and the fifth year following the supplemental planting of the site in 2002. The site must
demonstrate hydrologic and vegetation success for a minimum of five years or until the project is
deemed successful. The site has demonstrated success for a fifth consecutive year and therefore
2006 is the final year of monitoring for the site.
The site is monitored with six groundwater-monitoring gauges, one rain gauge, and three
vegetation plots. One groundwater-monitoring gauge malfunctioned and no data was recorded.
Rainfall data has been collected and recorded by an onsite rain gauge. On-site rainfall data was
compared to daily rainfall data recorded from a weather station maintained by the NC State
Climate Office in Asheboro, NC (weather station 310286-Asheboro 2 W).
Hydrologic monitoring indicated that four of the five monitoring gauges from which data was
available exceeded the jurisdictional wetland criteria of saturation within twelve inches of the
surface for 12.5 percent of the growing season. One gauge recorded saturation for 5.7 percent of
the growing season. According to daily rainfall data recorded from a rain gauge maintained by the
NC State Climate Office in Asheboro, NC and an onsite rain gauge, below average rainfall was
experienced during the 2006-monitoring year.
The three vegetation-monitoring plots revealed an average density of 314 trees per acre. This
average is above the minimum success criteria of 260 trees per acre. Volunteer woody stems are
dense and herbaceous vegetation has good coverage throughout.
This site was initially managed by NCDOT. Per the letter from the Ecosystem Enhancement
Program (EEP) to NCDOT dated August 25, 2004, the EEP has accepted the transfer of all off-
site mitigation projects. The EEP will be responsible for fulfilling the remaining monitoring
requirements and future remediation for this project.
2 February 2007
Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
2.0 INTRODUCTION
2.1 Project Description
The Sandy Creek Mitigation Site is located in the Cape Fear River Basin approximately four
miles southwest of Liberty in Randolph County upstream from the Ramseur water supply (Figure
1). It is situated on the south and east side of Sandy Creek in the 100-year floodplain /floodway,
1.5 miles upstream of Ramseur-Julian Road (SR 2442) and on the west side of Bower Meadow
Road (SR 2440). Prior to construction, the site was a nearly level floodplain used for hay
production. The site was drained by ditching and raised beds.
The site encompasses 12.9 acres, of which 10 acres were restored and planted, and the remaining
2.9 acres were credited with preservation. Originally, it was designed as a mitigation site for the
Greensboro Outer Loop (I-2402). However, it is now intended to provide mitigation for the
Sanford Bypass (R-2417, COE Action I.D. No. 199502036).
2.2 Objectives
In order to demonstrate successful mitigation, hydrologic and vegetative monitoring must be
conducted for a minimum of five years or until the success criteria are fulfilled. Success criteria
are based on federal guidelines for wetland mitigation. These guidelines stipulate criteria for both
hydrologic conditions and vegetation survival. The following report details the results of
hydrologic and vegetative monitoring during 2006 at the Sandy Creek Mitigation Site. Table I
discusses the project mitigation structure and objectives.
Table I. Project Mitigation Structure and Objectives
Linear
Project Mitigation
Approach Footage
Stationing
Comment
Segment Type or
Acreage
Bottomland
Hardwood Restoration -- 10 ac N/A
Wetlands
Bottonland
Hardwood Preservation -- 2.9 ac N/A
Wetlands
Activities in 2006 reflect the sixth year of monitoring following the construction and the fifth
year of monitoring vegetation since the supplemental planting. Included in this report are analyses
of both hydrologic and vegetative monitoring results, as well as local climate conditions
throughout the growing season.
2.3 Project History and Background
The following project background information was extracted from the 2005 Monitoring Report
dated February 2005. The Sandy Creek Mitigation Site consists of an approximately 12.9 acre
tract within the floodplain of Sandy Creek. Ten acres of the site lie in the floodplain of Sandy
Creek and were previously used for hay production. This ten acres constitutes the restoration
project. Soils in the farm field had been heavily disturbed in the past by bedding and ditching
prior to the 1950s. This site was formerly part of a larger 33.5 acre farm. The remaining 2.9 acres
of the site consist of an alluvial forest that extends along portions of the creek.
February 2007
Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
The Sandy Creek Mitigation Site was identified as part of a mitigation site search for the
Greensboro Bypass Southern Loop (I-2402). Initial field surveys and the initiation of continuous
preliminary groundwater data collection occurred in August 1998. Construction of the wetland
mitigation site was completed in June 2000 and trees were planted in March 2001. A
supplemental planting of the site was done in March 2002. It is assumed for this report that the
same initial species were planted. The first annual hydrologic and vegetative monitoring took
place in 2001 and has been continued annually through the monitoring year 2006. The results of
the 2006 monitoring are presented in this report. Table II below shows project history and
activities, table III shows project contacts, and table IV shows project background.
Table Il. Pro'ect Activity and Rep rting History
Activity or Report Scheduled
Completion Data Collection
Complete Actual
Completion or
Delivery
Restoration Plan N/A* N/A* Aril 1999
Final Design-90% N/A* N/A* December 1999
Construction N/A* N/A* June 2000
Temporary S&E mix applied N/A* N/A* N/A*
Bare root plantings of trees N/A* N/A* March 2001
Mitigation Plan/As-built (Year 0
Monitoring - baseline
N/A*
N/A*
N/A*
Year 1 Monitoring-Vegetation N/A* N/A* Jul 2001
Supplemental Planting N/A N/A March 2002
Year 2 Monitoring-Vegetation N/A N/A June 2002
Year 3 Monitoring-Vegetation N/A N/A June 2003
Year 4 Monitoring-Vegetation N/A N/A Jul 2004
Year 5 Monitoring-Vegetation December 2005 November 2005 December 2005
Year 6 Monitoring-Vegetation December 2006 November 2006 December 2006
*Historical documents necessary to provide this data were unavailable at the time of this report submission
4 February 2007
Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
Table III. Proiect Contact Table
Designer Earth Tech of North Carolina
701 Corporate Center Drive, Suite 475
Raleigh, NC 27607
Prima project design POC Mr. Ron Johnson 919 854-6210
Construction Contractor Construction Contractor POC N/A*
Planting Contractor Planting Contractor POC N/A*
Seeding Contractor Planting Contractor POC N/A*
Seed Mix Sources N/A*
Nurse Stock Suppliers NC Dept of Forest
Monitoring POC-2000-2004 Firm information/address
NCDOT
Monitoring POC-2005 Earth Tech of North Carolina
701 Corporate Center Drive, Suite 475
Raleigh, NC 27607
Mr. Ron Johnson 919 854-6210
Monitoring POC-2006 WK Dickson and Co., Inc.
Raleigh, NC 27612
Mr. Daniel Ingram 919 782-0495
* Historical documents necessary to provide this data were unavailable at the time of this report submission
Table IV. Proiect Backp-round Table
Project County Randolph
Drainage Area N/A
Drainage impervious cover estimate % N/A
Stream order N/A
Ph sio ra hic region Piedmont
Ecore ion Carolina Slate Belt 45c
Ros en classification of As-built N/A
Cowardin classification PFO I A - Palustrine Forested Wetland
Dominant soil types Chewacla loam
Reference site ID N/A
USGS HUC for Project Dee River - HUC 03030003
NCDW sub-basin for project and reference 03-06-09
NCDW classification for project and reference N/A
Any portion of project segment upstream of a
303d listed segment No
February 2007
Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
Table IV Continued
Reasons for 303d listing or stressor N/A
% of project easement fenced 25%
February 2007
y4 ?.
Brower Meadow Rd. `
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DIRECTIONS: Take US-64 west from Raleigh X`
to Siler City. Take US-421 North to the Old Liberty '` ?3 • - `
f?
Road exit and turn left off exit ramp. Turn left on
Brower Meadow Road and park at bridge over Boodom
Creek. 1 _
Source:
Legend Maptech USGS Topographic Series, Maptech Inc
979-933-3000, www.maptech.com/topo
Copyright 2001 Maptech
Site Boundary 1,000 500 0 1,000 Feet
%U U9,1 1?` r
ema AW
PROGRAM
1. r
FIGURE 01
VICINITY MAP
Sandy's Creek Wetland Mitigation Site
Randolph County, North Carolina
Map Produced: January 2006
Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
3.0 HYDROLOGY
3.1 Success Criteria
In accordance with federal guidelines for wetland mitigation, the success criteria for hydrology
state that the area must be inundated or saturated (within 12" of the surface) by surface or ground
water for at least 12.5 percent of the growing season during years having normal rainfall. Areas
inundated less than 5 percent of the growing season are always classified as non-wetlands. Areas
inundated between 5 percent - 12.5 percent of the growing season can be classified as wetlands
depending upon factors such as the presence of hydrophytic vegetation and hydric soils.
There was no published soil survey for Randolph County at the time of the mitigation plan. The
growing season for Moore County (directly southeast of Randolph County) was determined to be
the best comparison to the Randolph County growing season. The Moore County growing season
begins March 23`d and ends November 7`h. The dates correspond to a 50 percent probability that
temperatures will drop to 28° F or lower after March 23`d and before November 7`h. The growing
season is 228 days; therefore, the optimum duration for wetland hydrology is 29 days. Local
climate must represent normal or below normal conditions for the area.
3.2 Description of Hydrologic Efforts
Historically, wetlands on the tract were fed by a combination of rainfall, runoff, and groundwater
seepage from up-gradient areas. After an extensive study of the site's hydrology, it was concluded
that the placement of impermeable plugs along drainage features would raise the groundwater
level and removal of the raised beds would allow for the saturation of soils within twelve inches
of the surface. It was predicted that construction of the plug and the addition of surface water and
runoff, would be sufficient to restore wetland hydrology.
Six groundwater-monitoring gauges were installed in February 2001 (Figure 2). The automatic
monitoring gauges record daily readings of groundwater depth. Rainfall data was collected by an
onsite rain gauge. Also, daily rainfall data recorded from a rain gauge maintained by the NC State
Climate Office in Asheboro, NC was used for comparison. Appendix C contains the hydrologic
data collected for the site.
3.3 Results of Hydrologic Monitoring
Site Data
The maximum number of consecutive days that the groundwater was within twelve inches of the
surface was determined for each gauge. This number was converted into a percentage of the 228-
day growing season. Table V presents the 2006 results. Gauge SC-2 malfunctioned during the
period and no data was recorded for this gauge. However, observations during monthly site visits
indicated extended periods of inundation and saturation at SC-2. Based on these observations it is
assumed that SC-2 met the hydrologic success criteria. Gauge SC-1 did not meet the success
criteria for consecutive days of groundwater within twelve inches of the surface (less than 5
percent of the growing season). The remaining gauges SC-2, SC04, SC-5, and SC-6 met the
success criteria at least once during the growing season. It is unknown why SC-1 did not meet the
success criteria although much of the growing season received below normal rainfall (see Climate
Data below). A hydrograph of the groundwater depth for each monitoring gauge is shown in
Figure 3. Local precipitation events are included on the graphs as bars.
8 February 2007
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Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
Table V. Hydrologic Monitoring Results for 2006 (Year 4)
5-8 8-12 >12.5 Cumulative Dates Meeting
Gauge <5 percent percent percent percent percent Success
SC-1 X 5.7
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Ma 29
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Notes:
Percentage indicates percent of the growing season water table is less 12 inches below ground surface.
*Gauge SC-2 malfunctioned during the period. Success is based on monthly observations of inundation and
saturation
Climatic Data
The historical rainfall data was collected from 1971 through 2000 (30 years). All rainfall data
used in this analysis was obtained from the NC State Climate Office using the Asheboro weather
station (Data from WETS Station: Asheboro 2 W, NC0286). Rainfall on the mitigation site
correlated very closely to data collected at the weather station in Asheboro (Figure 4). A
comparison with historical rainfall data shows much of 2006 was below normal in terms of
precipitation (Table VI). Normal rainfall is based on between 30 percent and 70 percent of
rainfall over a 30 year period (1971 to 2001). Seven of the eleven months with complete rainfall
data are below normal. All of the remaining months have experienced above normal rainfall.
Overall, 2006 experienced a below average rainfall year.
10 February 2007
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FINAL Annual Monitoring Report for 2006 (Year 6)
Table VI. Comparison of Average Rainfall to Observed Rainfall
Observed Precipitation (P),
30 7U
Month Average inches
percent percent Month Asheboro On-site'
January 4.44 3.17 5.60 January 2006 1.38 1.95
February 3.71 2.51 4.63 February 2006 1.23 1.36
March 4.27 3.06 5.01 March 2006 1.24 2.03
April 3.49 2.31 4.42 Aril 2006 4.81 4.50
May 4.25 2.80 5.46 May 2006 1.90 1.16
June 3.97 2.39 4.67 June 2006 6.22 5.74
Jul 4.12 2.52 4.61 Jul 2006 2.38 2.53
August 4.26 2.95 5.14 August 2006 2.38 1.23
September
September 4.31 2.39 6.13 2 .42 2.85
2006
October 3.59 1.82 4.07 October 2006 3.33 4.08
November
November 16
3 2.11 3.80 6.03 6.31
. 2006
December
December 3.26 2.32 3.93 2006* 0.27 0.35
Notes:
* Current rainfall data for December is only Asheboro-16 percent complete and On-site-22 percent
complete.
17 February 2007
Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
4.0 VEGETATION
4.1 Success Criteria
The success criteria state that there must be a minimum 260 rees per acre living for at least
five consecutive years.
4.2 Description of Vegetation Monitoring
Tree planting occurred on approximately 10 of the 12.9 acres. The site was planted initially in
March of 2001 and a supplemental planting was completed in March 2002. Three 2,500 (50x50)
square foot vegetation plots had been established by the NCDOT. The tree species reportedly
planted are shown in Table VII and within the plots planted trees were flagged.
The three plots were surveyed for the 2006 monitoring season. The identification of individual
flagged stems was difficult due to deterioration of flagging. Flagging was replaced on all stems
identified with previous flagging. A significant number of volunteers are present. No reference
area was studied; therefore no comparisons could be made to reference conditions. The previous
2004 and 2005 monitoring surveys did not find any black gum, southern red oak, or tulip poplar,
within the plots. Water oak was not found in the 2005 survey. In addition to the planted stems, all
stems in each plot were counted. Due to the high density in plot 3, green ash was subsampled at
10 percent.
Table VII. 2006 Vegetation Monitoring Plot Species Composition
Common Name Scientific Name
Black um N ssa s lvatica var. s lvatica
Che bark Oak uercus alcata var. a odae olia
Green Ash Fraxinus enns lvanica
River Birch Betula ni ra
Southern Red Oak uercus alcata var. alcata
Tulip Poplar Liriodendron tuli i era
Water Oak uercus ni ra
Willow Oak uercus hellos
4.3 Results of Vegetation Monitoring
The average for all plots is 314 stems per acre (Table VIII). Only plot 2 has less tha 240 lanted
stems per acre, only 11 stems were recorded (192 stems per acre). It is possible that som of the
remaining volunteers were planted but the flagging had deteriorated and was not found. Beaver
activity has also been noted in previous years and may also have accounted for a loss of planted
stems. Total woody stems for each of the plots were also counted. All three have a high density of
stems that is expected to naturally decline. Volunteer woody species recorded include box elder,
green ash, tag alder, eastern baccharis, sweet gum, sycamore, slippery elm, tulip poplar, and
willow oak. Although shrubs were not planted a few are now present.
The herbaceous vegetation is dense in plots 1 and 2 with plot 3 having poor herbaceous coverage
due to the dense overstory. Smart weed and tear thumb are the dominant species within the plots,
but overall the site appears to have a moderately high diversity of herbaceous wetland vegetation.
Other species noted: dog fennel, jewelweed, sedges, three species of smartweed, and various
grasses.
18 February 2007
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Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
5.0 OVERALL CONCLUSIONS AND RECOMMENDATIONS
• This is the sixth monitoring year and fifth year since supplemental planting at the site.
• Hydrologic monitoring indicated that four of the five monitoring gauges with data
exceeded the jurisdictional wetland criteria of saturation within twelve inches of the
surface for 12.5 percent of the growing season.
• One gauge recorded saturation for 5.7 percent of the monitoring period.
• The 2006 vegetation monitoring of the site revealed an average tree density of 314 trees
per acre. This average is above the minimum success criteria of 260 trees per acre.
• Herbaceous vegetation coverage is good throughout the mitigation site.
• Volunteer tree density is high.
• The hydrologic and vegetative success criteria have been met. No further monitoring of
the Sandy Creek Site is necessary.
20 February 2007
Appendix A
(Click here)
APPENDIX A
Site Photos
APPENDIX A - SITE PHOTOS Sandi, Creek Wetland Mitigation Site
Sandy Creek 2006, Photo Point 1
Sandy Creek 2006, Photo Point 2
APPENDIX A - SITE PHOTOS Sandy Creek Wetland Mitigation Site
Sandy Creek 2006, Photo Point 3
Sandy Creek 2006, Photo Point 4
APPENDIX A - SITE PHOTOS Sandv Creek Wetland Mitigation Site
Sandy Creek 2006, Photo Point 5
Sandy Creek 2006, Photo Point 6
APPENDIX A - SITE PHOTOS Sandy Creek Wetland Mitigation Site
Sandy Creek 2006, Veg Plot 1
Sandy Creek 2006, Veg Plot 2
APPENDIX A - SITE PHOTOS Sandy Creek Wetland Mitigation Site
Sandy Creek 2006, Veg Plot 3
Appendix B
(Click here)
APPENDIX B
Integrated Project Problem Areas Plan
View
Integrated Project Problem Areas Plan View
No vegetative problem areas are present in Sandy Creek. Previous reports have identified
beaver activity and inundation as potential vegetative problems. 2006 site visits have not
recorded large scale herbivory or inundation sufficient to warrant re=planting or other
remedial actions.
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FINAL Wetland Mitigation Plan
Sandy Creek Mitigation Site
5.4 MONITORING AND SUCCESS CRITERIA
Monitoring of the wetland mitigation site will be performed for 5 years or until success criteria
are met. Monitoring is proposed of both vegetation and hydrology. The monitoring plan has
been designed in accordance with the US Army Corps of Engineers Compensatory Hardwood
Mitigation Guidelines (1993a).
5.4.1 Vegetation
Prior to planting, the site will be inspected and checked for proper elevation and suitability of
soils. Availability of acceptable, good quality plant species will be determined. The site will be
inspected at completion of planting to determine proper planting methods, including proper plant
spacing, density, and species composition.
During-the. first_year, vegetation-will-.receive-a_cursory, visual_examination.-to evaluate-the-degree-
of overtopping of the saplings by herbaceous plants. Quantitative sampling of the vegetation will
be performed between August 1 and November 30 at the end of the first year and after each
growing season until the vegetation criteria are met.
In preparation for the quantitative sampling, 0.05-acre vegetative plots will be established in the
reforested area. Plots will be evenly distributed throughout the wetland mitigation site. Sample
plot distribution will be correlated with the hydrological monitoring locations to help correlate
data between vegetation and hydrology parameters. For each plot, species composition and
density will be reported. Photo points will be established for each plot. Monitoring will take
place once each year for five years.
Success will be determined by survival of target species within the sample plots. A minimum of
240 trees/acre must survive for at least five years after initial planting. At least six different
representative tree species should be present on the entire site. If the vegetative success criteria
are not met, the cause of failure will be determined and appropriate corrective action will be
taken.
5.4.2 Hydrology
Monitoring wells will be installed in creation/restoration areas to monitor site hydrology.
Monitoring wells will be installed in accordance with USACE guidelines (USACE 1993b). Four
monitoring wells are proposed for this site. The approximate locations of these monitoring wells
are shown on Figure 11.
The hydrologic goal is for the soil to be ponded, flooded, or saturated within 12 inches of the
surface for at least 12.5 percent of the growing season under average climatic conditions.
However, the site will be considered successful if the soil is ponded, flooded, or saturated within
April 1999
30
FINAL Wetland Mitigation Plan
Sandy Creek Mitigation Site
12 inches of the surface for 5 to 12.5 percent of the growing season under average climatic
conditions.
5.5 DISPENSATION OF THE PROPERTY
NCDOT will maintain ownership of the site until all mitigation activities are completed and the
site is determined to be successful. Although no plan for dispensation of the Sandy Creek
mitigation site has been developed, NCDOT will deed the site to a resource agency (public or
private) acceptable to the appropriate regulatory agencies. Covenants and/or restrictions on the
deed will insure adequate management and protection of the site in perpetuity.
5.6 WETLAND MITIGATION CREDIT
This mitigation plan is proposed to fulfill compensatory mitigation requirements for wetland
impactsassociated with-L2-402- The-.10.-acres-offwetland-restoration w-i-ll--partially -meet-the-1 1.
requirement for the DWQ and will be used to offset wetland impacts associated with I-2402.
Wetland functions restored by this plan include, flood storage, wildlife habitat, and water quality
improvement.
Draft guidelines published by the EPA (1992) recommend a 2:1 ratio for restoration. Therefore,
if the Sandy Creek site is not used for I-2402 wetland impacts, 5 mitigation credits (10 acres at a
2:1 ratio) will be available for use by NCDOT on other projects within the Cape Fear Basin.
April 1999
31
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07-Nov-03i-- --- ----- ---- ----
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27-Nov-03
07-DecO3
O O ? --? - N - N W W A
C CrI
Precipitation (in.)
Q
'G
n
0
Q
X
C
CC
?D
a
Z
W
W
CO
4
m
(O
W
CO
n
Z)
I
N
W
N
0
CO
rn
? I
C7
G)
N
(
CD
c
(CD
C.
v
M
Depth to G
W N N
' O CT O CJ1 roundwater (in.)
O 0 O
-- ---
01-Jan-03
11-Jan-03
21-Jan-03 =
m cn '
31-Jan-03 ? o
10-Feb-03
0
20-Feb-03 cn
_
02-Mar-03 o
?.
12-Mar-03:
22-Mar-03
01-Apr-03
11-Apr-03
21-Apr-03
01-May-03 '
11-May-03
21-May-03
31-May-03
.? 10-Jun-03 N
rn
> 20-Jun-03
0
N 30-Jun-03 r ,
te
CD = a
w 10-Jul-03
20-Jul-03
30-Jul-03
09 A 03
al O
?I
I
- ug- _.
19-Aug-03
29-Aug-03
08-Sep-03: n3 m v
18-Sep-03 : N n
0
28-Sep-03 o
08-Oct-03.
18-Oct-03 / n
28-Oct-03 I
07-Nov-03 f, - - - -
17-Nov-03
27-Nov-03
,
07-DecO3
O -? N N
C.
CT CT - Cl?
Precipitation (in.)
W W A
Ui
ty
7
O.
`G
n
(D
W
p1
C
(a
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G)
N
0
Z
W
OD
W
V
m
M
OD
Cl)
n
Cl)
w
n
cfl
ou
n
G)
w
CD
C
N
a
CD
v
Depth to Groundwater (in.)
O (n O (T O (J O (T O
_
01-Jan-03 a
11-Jan-03
21-Jan-03
31-Jan-03
10-Feb-03
20-Feb-03
02-Mar-03
12-Mar-03
22-Mar-03 - ,_ _ - _ _ -
01-Apr-03
11-Apr-03
21-Apr-03 -
01-May-03 °
O n
ti
? ?I
11-May-03
m
0
21-May-03 =
31-May-03 e - °
? I
.? 10-Jun-03 0
m
20-Jun-03 - n
>
N 30-Jun-03 ;
c)
W 10-Jul-03 C c°
_
20-Jul-03
30-Jul-03 o a
09-Aug-03 Ei . 0
19-Aug-03
v
29-Aug-03
08-Sep-03 CD G
ro,
18-Sep-03 w•
28-Sep-03 (Q (0
08-Oct-03
FD' (D D
v ° °
18-Oct-03 o ? o
28-Oct-03
07-Nov-03 _ - _ _ _' _ _ _
17-Nov-03 1
27-Nov-03 .
07-DecO3
O O N N W W A
cn Cn to <T
Precipitation (in.)
CL
0
CD
W
7C
0
CU
C
CZ
?D
W
Depth to Groundwater (in.)
o' <Nn o ci, o C" C. v, o
01-Jan-03 -- - -- -
11-Jan-03
21-Jan-03 ?
i
31-Jan-03 ,
10-Feb-03. o
20-Feb-03 e f
02-Mar-03
o
12-Mar-03 '
o '
W 22-Mar-03,. - .? - - - *- - - .
01-Apr-03
m
(0
11-Apr-03 a
00
21-Apr-03
n 01-May-03
11-May-03
21-May-03
31-May-03 a -
N
10-Jun-03
Til p
<n D 20-Jun-03
N 30-Jun-03 m
O
W 10-Jul-03 =
20-Jul-03 -
30-Jul-03 -
09-Aug-03
19-Aug-03 _ G7
C 29-Aug-03
c (A
08-Sep-03? 3
Q
p 18-Sep-03
CD
28-Sep-03. `
08-Oct-03 ° o .
18-Oct-03 o
28-Oct-03
07-Nov-03 - - - - - - - -
17-Nov-03
27-Nov-03
07-DecO3
d
O O --? N N W W A
Cn (11 cn Cn
Precipitation (in.)
N
7
Q.
?G
n
G7
C
?D
.A
U
Z
w
ou
W
m
c0
CO
0
I
w
rn
A
v
W
n
G7
cn
rn
c
N
Q-
0
CD
Depth to Groundwater (in.)
A W N ?
(Ii CT V1 C71 U1 f.Ji
01-Jan-03
10-Jan-03
19-Jan-03
28-Jan-03. ? v
06-Feb-03
_. 5
15-Feb-03 n
24-Feb-03 o
05-Mar-03 = o
14-Mar-03
23-Mar-03 . . . . . . ?. .?
01-Apr-03
10
03
A
-
pr-
_ C)
i
19-Apr-03 Q
28-Apr-03 Ca
07-May-03 °
16-May-03 7D
25-May-03
7
03-Jun-03 Z
m 12-Jun-03 ? -
> 21-Jun-03
N 30-Jun-03
- -
o r
W 09-Jul-03 _
18-Jul-03
27-Jul-03
05-Aug-03-
14-Aug-03
nr ?
23-Aug-03
01-Sep-03
10-Sep-03
19-Sep-03 3
28-Sep-03 c
o
07-Oct-03 m
n.
O, o o
16-Oct-03 n
25-Oct-03 /
03-Nov-03 1
12-Nov-03
21-Nov-03
30-Nov03
09-DecO3
a
to
S11
3
C.
K
n
0
?D
fy
C
CZ
CD
O O N N W W A
CT CT CIS Cn
Precipitation (in.)
a
Z
W
CO
W
v
m
CO
co
n
07
W
n
cD
rn
Cl)
C7
rn
CD
C.
(Q-
0
m
v
Depth to Groundwater (in.)
W N N
O (It O (T O CO O Ch O
01-Jan-03 - - - -- -
3
10-Jan-03
19-Jan-03 o
cn
28-Jan-03 _
06-Feb-03
0
15-Feb-03 ° a
24-Feb-03
05-Mar-03 . I
14-Mar-03
23-Mar-03 -
01-Apr-03
i
10-Apr-03
19-Apr-03
28-Apr-03 '
07-May-03
16-May-03 =
25-May-03
03-Jun-03 ?
M 12-Jun-03
21-Jun-03 N
N
C 30-Jun-03. C4
W 09-Jul-03
18-Jul-03 N
27-Jul-03
05-Aug-03
14-Aug-03
23-Aug-03 _ m
01-Sep-03 - ro
10-Sep-03
m ? ? I
19-Sep-03
28-Sep-03
07-Oct-03
16-Oct-03 - n
25-Oct-03
i
03-Nov-03
12-Nov-03 - - - - -
21-Nov-03
30-NoV03.
09-Dec03
a
n
Q
fD
C
(Q
fD
O O + N N W W A
fh Ut 01 CT
Precipitation (in.)
Depth to Groundwater (in.)
W N N j ? -? N N
O Cn O C l O cn O u, O C?r O Cli
1-Jan-04 - -- = -- - - -- -- -
i
15-Jan-04 o
29-Jan-04 G)
cfl ?12-Feb-04 o 0
26-Feb-04 v
c a
O
25-Mar-04 - - - ------------- - - --------- --------- ----------- -----
00 8-Apr-04
22-Apr-04
6-May-04 j
I
20-May-04 7
3-Jun-04 ch
17-Jun-04 t=-= 0 l<
CO
1-Jul-04 - 0
CCD
CO
3'
CD
15-Jul-04
29-Jul-04 r-
I
12-Aug-04
26-Aug-04
CD
9-Sep-04
CD
CL
23-Sep-04
7-Oct-04
Q >,
21-Oct-04 -?
4-Nov-04 _ . _
? - - - - ?
18-Nov-04 - (Q (D
?rooa
2-Dec-04 0
16-Dec-04
30-Dec-04-=
O O -? N N W W ?
Ch (h CT Ch
Precipitation (in.)
1
z 11-Mar-04
W
O
m
n
I
0 i
r
w
m
w
C7
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I
n
c
0
c?
I
z
W
CD
W
4
m
W
OD
0
n
I
CO
W
N
n
CO Eno
m 9-
n 1
0
N
I
M
.o
ti
a
Depth to Groundwater (in.)
W N
O C-" N ?.
O C" ?
Ch O
Cl ?
Ch O
1-Jan-04 -
15-Jan-04
29-Jan-04
n
12-Feb-04 o
26-Feb-04
11-Mar-04
--- - ---------------
-------------
-------
25-Mar-04
I
8-Apr-04 v
22-Apr-04 m
6-May-04
20-May-04 Q
?
3-Jun-04 f!1
17-Jun-04 Q.
1-Jul-04
- CD
15-Jul-04 -- 7r
29-Jul-04 ?- N
12-Aug-04 - i
26-Aug-04
9-Sep-04
23-Sep-04 ,
o
7-Oct-04
m
?
21-Oct-04 i
4-Nov-04
18-Nov-04 -,
?-? CI
J
2-Dec-04 Cn :? p
o ?
16-Dec-04
i
30-Dec-04 - - - -
O O -? N N W W -A
? CT - CT CJi
Precip itation (in.)
I
z
W
OD
m
CO
Cb
Cn
n
I
W
W
cfl
0
OD
CO
0
W
I
CD
c
M
M
a
o'
m
-o I
? I
Depth to Groundwater (in.)
W N N I. L I -a
O Cn O Ut O Gh O Cn O
1-Jan-04 - - --- - -- - L - -
15-Jan-04 o
29-Jan-04 v
c
12-Feb-04 o
i ?
26-Feb-04
11-Mar-04
0
a
-
25-Mar-04 - - - - - -- - - -
CO
8-Apr-04 m
22-Apr-04
I.
6-May-04
20-May-04
3-Jun-04 fn
i m
17-Jun-04 -- ?G
W 1-Jul-04
o CD
15-Jul-04
29-Jul-04
w
12-Aug-04
26-Aug-04
9-Sep-04
23-Sep-04 °
_a I
7-Oct-04
21-Oct-04
4-Nov-04 - - - - _-.__..
18-Nov-04 J\
,D m
2-Dec-04 I o a
o ? 0
16-Dec-04 -i, cc
i
30-Dec-04
O O W W -P.
U(Jt CT (h
Precipitation (in.)
z
W
tb
W
J
m
c0
tb
Cl)
n
W
rn
CO
0
n
G7
A
I
m
-t?
c
m
a
0
m
v
Depth to Groundwater (in.)
O to O tat O Cn O m O to O
1-Jan-04
15-Jan-04 v
29-Jan-04 G?
C m cn
12-Feb-04 N o
26-Feb-04 ?
' o
c
11-Mar-04 -i
- 0
- •-•--------
---------•----------- --
------------------ ----------
25-Mar-04 ,
8-Apr-04
22-Apr-04 -
6-May-04
20-May-04
i
3-Jun-04
17-Jun-04
O
; 1-Jul-04
s
m
15-Jul-04 -
_
?
29-Jul-04
12-Aug-04-
G LO
26-Aug-04
9-Sep-04
Q
23-Sep-04
7-Oct-04
21-Oct-04
4-Nov-04 - - - - -------- ----------- - - ------- ------- ------ ------- -
I
18-Nov-04 {
2-Dec-04 _ D
w Q
16-Dec-04
30-Dec-04 ; ---
O O -? N N W W •P
CT CJt CJt CP
Precipitation (in.)
Cl)
Q
l<
n
m
CD
X,
Depth to Groundwater (in.)
A W W
O u1 O N N 11 11 1
cn O <n O m O
<n
01-Jan-04 - - -- - -- -- - -J
15-Jan-04 v o
29-Jan-04 - G?
c ?
12-Feb-04 c`DO o
_
26-Feb-04
z 11-Mar-04 i
W
00 o
:3
W 25-Mar-04 - ------ ----- ------ --------- ------- - ----- - ----------- - ----- --
m
0 08-Apr-04 -
0 22-Apr-04
;U 06-May-04 -
20-May-04
I 03-Jun-04 Cl)
-n .? 17-Jun-04 - a
(0 M
K
rn l
01
J
04 n
u
-
-
n N
15-Jul-04 ?_ a
rn CD
0
29-Jul-04
12-Aug-04
26-Aug-04
09-Sep-04
Q
0 23-Sep-04 a
v m
=r 07-Oct-04 n
21-O.ct-04
04-Nov-04 - f------------------- --- ------- - ------------ ----
--- - ----------
18-Nov-04 -
02-Dec-04 m Q
16-Dec-04
30-Dec-04 -
O O -? -? N N W W A
fJ1 U1 U1 CJ1
Precipitation (in.)
Depth to Groundwa ter (in.)
1? W
O Ut W
O N N •--`
m O 0 -?
O ?
m O 0
1-Jan-04 --- - ----- =-- - - -- -- _--- -- - - - -- -
15-Jan-04
n ,n 0
29-Jan-04 u)
12-Feb-04
26-Feb-04
-
z 11-Mar-04 7 a
0. o
m
-
m 25-Mar-04 .?-----•-•- ------- ------?- ----•---._•_.-- -• -- ---- --
---------------
CO 8-Apr-04
n 22-Apr-04
-? 6-May-04 {
I 20-May-04
0 3-Jun-04 -
m 17-Jun-04 -?_
rn
03
o
1
J
l
04
r y
-
u
-
?
n 15-Jul-04_
rn 29-Jul-04-
12-Aug-04
r
26-Aug-04
n
= 9-Sep-04
CD
CL w
r.
0 23-Sep-04 C
"D N 1
7-Oct-04
21-Oct-04
4-Nov-04 -----
----
-------------
-
-.-
--.-- R
18-Nov-04
2-Dec-04 (D
?v v ?
c
o ? ° c? cn
o N
16-Dec-04 -?
30-Dec-04 - - -
- -
O O -? N N W W A
U7 CT C T Ul
Precipitation (in .)
N
m
Q.
n
CD
m
I
m
c
CD
I
co
n
I
CD
CD
a
DejtGQdbib.)
O (Nli O 1a
U7 0 O O
cn -a --? N N
O cn O cn
1d
05
n
15dn05 h
20n05
12Feb05
26Feb05
12Mar05
26Mar05
Apr05 c (D
23Apr05 j
May05 c
21 May05
An05
-
?®
0 N
p 18Jn05 (D
at
c 21105 - c,
cn
161105
N
30dl05
13Aug05
2Aug05
106ep05
24ep05
8Q05
22Q05
I
5Nov05 -
_ _ - - - _ - _ - -
1PIov05
3Q;05
o ? o
1 &05
31 9c05 -- . -- -- - - - ----- , - - - ---- -
Cl O -? -? N N W W A
CJl C31 Ul Cfi.
Peb ( -)
w
„,yam
k?
w
v
c
0
0
c1
N
I
m
a
(D
a
DeItGodhro.)
a> r?
0 (n rv ? .?
o cn o cm
o cn o
- -- -
1 dn05 -
i -
15dn05 o
2@n05
12Feb05 °
o °
26Feb05
12Mar05
26Mar05 C- - -
r05
A
p
23Apr05
May05
21May05
dn05 ®
p 184n05
of CD
c 2J105
? N
164105
304105
13Aug05
2Aug05
106ep05
29ep05
i
8005 W
rn ,
22005
5Nov05
-----
----
-
---------
-.--
------
191ov05 1- -
RR -
-
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31x05 a ? o
1Rc05
1
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311x05 -- - -?
--
O O -? N N W W A
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v
m
c
cn
m
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I
m
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c
m
a
0
CD
s
Depth to Groundwater (in.)
W N
O cn N " -I
O cn O cn O cn --'
O
1-Jan-05 - --L ---J - --
15-Jan-05 cc a'
29-Jan-05 - s
T 0
? o
12-Feb-05 . o
26-Feb-05 /
12-Mar-05
26-Mar-05
9-Apr-05
23-Apr-05 0
7-May-05
21-May-05 - r
4-Jun-05
C) 18-Jun-05 ?G
w 0
?D
N 2-Jul-05 11
O
CCD
n
16-Jul-05 (D
f7
30-Jul-05 w
13-Aug-05 o
27-Aug-05 !
10-Sep-05
24-Sep-05
i
8-Oct-05
W
22-Oct-05
I
5-Nov-05
l?\ _ _ _ _ --- _
- - - - - - _ _ - -- --.-
19-Nov-05 -
3-Dec-05 j n a
17-Dec-05
31-Dec-05 -_ _ -- ?: - -- - - :- ---
O O -? N N W W
Ut Ul Ul Ui
Precipitation (in.)
G
v
7'
v
C
m
I
n
,p
I
X
CD
.0
c
CD
a-
0
m
s
Depth to Groundwater (in.)
.11 W W
O Ut O N N - 11 1
Cn O Cn O Cn O Cn O
1-Jan-05
15-Jan-05
Jan-05
29 0
-
12-Feb-05 w
26-Feb-05 0
7
12-Mar-05
--- - -----
- -
26-Mar-05 ._,_ ------- -.-.-.-
-
-n -
_ -------
F
9-Apr-05 C;
?
23-Apr-05 .
7-May-05
21-May-05
4-Jun-05
O 18-Jun-05
N 2-Jul-05 -
0
(A
16-Jul-05
30-Jul-05
13-Aug-05 ?-
27-Aug-05
10-Sep-05
24-Sep-05
8-Oct-05
i
22-Oct-05
5-Nov-05
- - - ----- - -
---- - ------- ----- -
----- -
19-Nov-05 -
a
3-Dec-05 1 °
17-Dec-05
31-Dec-05 ._ _ _ - _-_r- ---- - - ---- ---- -
O O -? N N CO W Z?L
Ut Cn Cn Cn
Precipitation (in.)
0
Q.
0
CD
c?
Depth to Groundwater (in.)
W W N N j t
O Ul O (n O cn O Cn O Cn
1-Jan-05 --- -J ---- ?- ---' __.__?
n Q
a
w
G)
w
c
CD
I
n
G7
I
C
CD
S.
CD
CL
0
m
15-Jan-05 - o
29-Jan-05 F ?
CO 5
CO n
T
12-Feb-05 o
0
26-Feb-05
12-Mar-05
r
-Mar-05
26 - --- - --- _.- _._.__ _._.- -.-._ ._._
t
9-Apr-05 v
Q
23-Apr-05
7-May-05
21-May-05
4-Jun-05
p 18-Jun-05
i
m
2-Jul-05
PEW-
CD
N
CD ; CD
16-Jul-05 -
cry
30-Jul-05
13-Aug-05
27-Aug-05 _ Q
n
10-Sep-05
24-Sep-05 -
8-Oct-05
22-Oct-05 G, -
Q
5-Nov-05 - - - _._ - - - - - - - -- - - _. ? ._ ?. _._ _ ----- _ -----
19-Nov-05 -
m
3-Dec-05 ?oQ
17-Dec-05
31-Dec-05 -- --- . - --- - -- - - - ?- -
O -? -? N N W W
Cl
(n ? C17 CT
Precipitation (in.)
v
m
c
m
I
CO
C7
O
I
m
c
m
a
0
(D
? i
Depth to Groundwater (in.)
W W N N s ? i
O U1 O U, O m O U, O U,
1-Jan-05 --- - -' -- ----
15-Jan-05
29-Jan-05 -
a o
12-Feb-05
26-Feb-05
12-Mar-05 -
26-Mar-05
9-Apr-05 -
23-Apr-05 -
7-May-05
21-May-05 -
m
4-Jun-05
0
p 18-Jun-05 - a
m 2-Jul-05 LO
N m
O
16-Jul-05
30-Jul-05
13-Aug-05 0
n
27-Aug-05
10-Sep-05
24-Sep-05 ?-
f
8-Oct-05
22-Oct-05
0
5-Nov-05 f
19-Nov-051------------------ - -- - --
3-Dec-05 N Q
o ?- o
17-Dec-05
31-Dec-05
O O -? N N W CO h
Ut Ut (Ji CJ7
Precipitation (in.)
Cn
d
Q.
l<
n
m
m
T
0
a)
Groundwater Elevation (Inches)
Cn Cn tJ? t71 CA cn
L
c
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m
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i
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C
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m
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ty
7
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K
n
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CL W
G
ty
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2
O
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3
O -A N W Cm
O O O O O O
Precipitation (inches)
Groundwater Elevation (Inches)
w N ? ,
CTI CJi Ca CA M w
0
,
CD
0
N
c
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CD
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CO
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3
n
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i
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1 I T7
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as
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Precipitation (inches)
Groundwater Elevation (Inches)
AL w to :A I
Cn Cn Cn Cn Cn Cn
t
1 '^S ?
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fs m
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Sandy Creek Wetland Mitigation Site
FINAL Annual Monitoring Report for 2006 (Year 6)
Table VI. Comparison of Average Rainfall to Observed Rainfall
Observed Precipitation (P),
Month Average 30 70 inches
percent
percent
Month _
Asheboro
On-site
January 4.44 3.17 5.60 January 2006 1.38 1.95
February 3.71 2.51 4.63 February 2006 1.23 1.36
March 4.27 3.06 5.01 March 2006 1.24 2.03
April 3.49. 2.31 4.42 Aril 2006 4.81 4.50
May 4.25 2.80 5.46 May 2006 1.90 1.16
June 3.97 2.39 4.67 June 2006 6.22 5.74
Jul 4.12 2.52 4.61 Ju12006 2.38 2.53
August 4.26 2.95 5.14 August 2006 2.38 1.23
September
September 4.31 2.39 6.13 2 .42 2.85
2006
October 3.59 1.82 4.07 October 2006 3.33 4.08
November
November 16
3 2.11 3.80 6.03 6.31
. 2006
December 3.26 2.32 3.93 December 0.27 0.35
2006*
Notes:
* Current rainfall data for December is only Asheboro-16 percent complete and On-site-22 percent
complete.
17 February 2007
APPENDIX A - SITE PHOTOS Sandy Creek Wetland Mitigation Site
Sandy Creek 2006, Veg Plot 1
Sandy Creek 2006, Veg Plot 2