HomeMy WebLinkAbout20010904 Ver 1_Mitigation Site Visit_20080303Michael F. Easley, Governor
William G. Ross Jr., Secretary
North Carolina Department of Environment and Natural Resources
Coleen Sullins, Director
Division of Water Quality
March 3, 2008
Mr. Samuel Cooper
CZR Incorporated
4709 College Acres Drive, Suite 2
Wilmington, NC 28403
Re: Mayfaire On-Site Mitigation Site Visit (February 2008)
New Hanover County
DWQ # 20010904
Dear. Mr. Cooper:
The Division of Water Quality (DWQ) 401 Oversight and Express Review Permitting Unit conducted a
site visit at the above-referenced site with Lorrie Laliberte from CZR on February 11, 2008. Our
comments are as follows:
The Mayfaire mitigation project is easily meeting hydrology success criteria, with long duration
inundation or saturation throughout Area C. While this provides water quality benefits through
stormwater retention and treatment mechanisms, it also creates a challenge for woody vegetation
establishment. Bald cypress and river birch appear to be surviving, and the supplemental
planting of obligate and FACW species in 2007 will hopefully increase diversity. We will
evaluate vegetative success upon receipt of future monitoring reports. The supplemental
planting may necessitate extension of the monitoring period for vegetation to allow time to verify
that the wetland community is developing toward the targeted success criteria.
Human disturbances (e.g. dirt bike trails and bridges) were evident in the uplands around the
restoration area, but did not appear to be impacting the wetlands themselves. Mayfaire is
addressing this issue to ensure that these activities do not impact the success of the mitigation
project.
If you have any questions related to our comments, please feel free to contact Tammy Hill at (919) 715-
9052 or Tammy.L.Hill@ncmail.net. We look forward to working with you toward the success of this
project.
401 Oversight/Express Review Permitting Unit
1650 Mail Service Center, Raleigh, North Carolina 27699-1650
2321 Crabtree Boulevard, Suite 250, Raleigh, North Carolina 27604
Phone (919) 733-1786 / Fax (919) 733-6893
Internet: httr)://h2o.enr.state.nc.us/ncwetlands
one
NhCarolina
Naturally
An Equal Opportunity/Affirmative Action Employer- 50% Recycled/10% Post Consumer Paper
Mr. Cooper
CZR Incorporated
Mayfaire on-site mitigation
Page 2 of 2
Sincerely,
r?
Cyndi B. Karoly, Program Manager
401 Oversight and Express Review Program
Cc (with attachments): File Copy (Tammy Hill)
Central Files
Cc (without attachments): Chad Coburn - DWQ, Wilmington Regional Office
Jennifer Frye - USACE, P.O. Box 1890, Wilmington, NC 28402
Dan Rahe - Mayfaire I, LLC, 10 10 Military Cutoff Road,
Wilmington, NC 28405
None Carolina
?tura!!y
401 Oversight/Express Review Permitting Unit
1650 Mail Service Center, Raleigh, North Carolina 27699-1650
2321 Crabtree Boulevard, Suite 250, Raleigh, North Carolina 27604
Phone (919) 733-1786 / Fax (919) 733-6893
Internet: http://h2o.enr.state.nc.us/ncwetlands
An Equal Opportunity/Affirmative Action Employer - 50% Recycled/10% Post Consumer Paper
Mitigation Project Evaluations: Information Ti'le' ?1n r-? v?
NC Division of Water Quality -
Date of Office Review: Q-{t'?•-- Evaluator's Name(s): -_(--??.?.----,.---
Date of Report: Report for Monitoring Year: ZC'?
Date of Field Review: _I? - 20_0 g Evaluator's Name(s):
Other Individuals/Agencies Present: '-_M'rie. L
Weather Conditions (today & recent): ` ?t
Directions to Site: The site is located west of Military Cutoff Rd in NE NA Hanover Co.
1. Office Review Information:
Project Number: 20010904 Project History
Project Name: Mayfaire
County(ies) New Hanove
Basin & subbasin: Cape Fear
Nearest Stream: 4 kcx (_ ter{ ccmC?rt?
Water Quality Class of Nearest Stream:
Mitigator Type: Private
DOT Status: non-DOT
Total Mitigation on Site
Wetland: 124.43 acres
Stream:
Buffer:
Approved mitigation plan available? a No
Monitoring reports available? a No
Problem areas identified in reports? No
Problem areas addressed on site? a No
litigation required on site: C.1`} ( )b
LLV I. + (.3t *Add significant project-related events: re orts,
cccu? ruin P
Associated impacts (if known): MC+?U received, construction, planting, repairs, etc.
During office review, note success criteria and evaluate each component based on monitoring report
results. Record relevant data in Sections 11 and III.
On back of sheet, note other information found during office review and/or to be obtained during site visit
11. Summary of Results:
Monitoring Success Success
Mitigation Component Year (report) (field) Resolved
20010904-1 10.96 acres Wetland ff-site (Non-riparian) Restoration tOr ? JY_) mod-c c4,V_A_U c?ctit
" \v 20010904-2 112.39 acres Wetlan on-sit (riparian & non) Preser
20010904-3. 1.08, acres Wetland on-site Restoration. ?? ?
Mitigation Project Evaluations: Information Table
NC Division of Water Quality
R Y1 T....... ----
Compared to the approved mitigation plan, this project is: successful artially success unsuccessful
List specific reasons for lack of success for this project:
Additional comments (e.g. DWQ follow-up actions, recommendations, etc.):
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Page 2 of 2
Wetland Mitigation Project Evaluations: Information Table
NC Division of Water Quality
Component: 10.96 acres Wetlan off-sit `(Non-riparian) Restoration Component ID: 20010904-1
Description: ?Cu? lL?r c r? cclic.? ?F fifirnccsc?1 I?cz?{vz? -t> 5?`>c???t(?
Location within project:
III. Success Criteria Evaluation:
--T HYDROLOGY - Approved Success Criteria: Wetland Hydrology Indicators:
saturation to witihin 12" of surface for > 12.5% of GS Inundated
Saturated in upper 12 inches
Monitoring report indicates success Yes No Drift lines j
Observational field data agrees? Yes No Drainage patterns in wetlands
based on mRigation 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.):
SOILS - Approved Success Criteria:
Are soils hydric or becoming hydric? Yes No
List indicators of hydiric soils:
List any remaining soil issues to address (e.g. erosion, upland areas, etc.):
F
VEGETATION - Approved Success Criteria: Dominant Plant Species
survival of 260spa after 5yrs Species Story TPAf% cover
Monitoring report indicates success? Yes No
Average TPA for entire site (per report):
Observational field data agrees? Yes No
based on community composition? Yes No
based on TPA and/or % cover? Yes No
Vegetation planted on site? Yes No
Date of last planting:
Vegetation growing successfully? Yes No
Specific vegetation plots or site locations with little to no vegetation:
Estimated acreage or site percentage of unvegetated areas:
Invasive species on site (species, location(s), and % cover):
List any remaining vegetation issues to address (e.g. plant survival, concerns, etc.):
Version 1.0,(August 22, 2007) Page 1 of 6
1
Wetland Mitigation Project Evaluations: Information Table
NC Division of Water Quality
NCWAM - Approved Success Criteria or Evaluative Techniques: NCWAM Type on Site:
Coastal
Riverine
Monitoring report indicates success? Yes No Riparian
Observational field data agrees? Yes No Non-riparian (wetter)
Attach NCWAM analysis results to this report. Non-riparian (drier)
List any remaining NCWAM issues to address (e.g. functionality, developing wetland type, etc.):
MITIGATION SUCCESS:
Compared to the approved mitigation plan, this component is: successful partially successful unsuccessful
List specific reasons for lack of success for this component:
Additional comments (e.g. DWQ follow-up actions, recommendations, etc.):
During site visit, document representative conditions and areas of concern:: Observe preservation and
enhancement areas that may not have specific success criteria. Label and attach=photos to this report.
Attach maps showing photo locations, areas of concern, and important field observations.
Additional notes related to evaluation of this component:
Wetland Mitigation Project Evaluations: Information Table
NC Division of Water Quality
112.39 acres Wetland on-site (riparian & non) Preservation Component ID: 20010904-2
. Cpl\iCa_ GI?,?t4`l
?c S «/
Component: Descript n: (1L lr) Lk1 VEIY?
Location within project: v- Lo's `?L' 'L 'fVv Lz-
t refland I'.4
III. S uexcess Criteria Evaluation: Hydrology Indicators:
HYDROL?DGY - Approved Success Criteria: ndated
017A Saturated in upper 12 inches
Drift lines
Monitoring report indicates success Yes No Drainage patterns in wetlands
observational field data agrees? Yes No Sediment deposits
based on mitigation plan? Yes No Water marks
based on wetland type? Yes No
List any re?rnaining hydrology issues to address (e.g. remaining ditches, excessive water, etc.):
SOILS - Approved Success Criteria:
Are soils lbydric or becoming hydric? Yes No
List indicators of hydric soils: erosion, upland areas, etc.):
List any remaining soil issues to address (e.g..
VEGE N - Approved Success Criteria:
N /A
Dominant Plant Species
S ecies Sto TPAf% cover
Monitoring report indicates success? Yes No
Average TPA for entire site (per report):
Yes No
Observational field data agrees?
based on community composition? Yes No
based on TPA and/or % cover? Yes No
Yes No
Vegetation planted on site?
Date of last planting: Yes No
Vegetation growing successfully?
Specific vegetation plots or site locations with little to no vegetation:
Estimated acreage or site percentage of unvegetated areas:
Invasive species on site (species, location(s), and % cover):
List any remaining vegetation issues to address (e.g. plant survival, concerns, etc.):
Version 1.0 (August 22, 2007)
Wetland Mitigation Project Evaluations: Information Table
NC Division of Water Quality
NCWAM - Approved Success Criteria or Evaluative Techniques: NCWAM Type on Site:
Coastal
j Riverine
( Monitoring report indicates success? Yes No
i Riparian
Observational field data agrees? Yes No
Non-riparian (wetter)
Attach NCWAM analysis results to this report.
Non-riparian (drier)
List any remaining NCWAM issues to address (e.g: functionality, developing wetland type, etc.):
i ?.
MITIGATION SUCCESS:
Compared to the approved mitigation plan, this component is: successful artially successful unsuccessful
List specific reasons for lack of success for this component:
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Additional comments (e.g. DWQ follow-up actions, recommendations, etc.):
During site visit, document representative conditions and areas of concern. 04erve preservation and
enhancement areas that may not have specific success criteria. Label and attach photos to this report.
Attach maps showing photo locations, areas of concern, and important field observations.
Additional notes related to evaluation of this component:
Page 4 of 6
','
Wetland Mitigation Project Evaluations: Information Table
NC Division of Water Quality
Component: 1.08 acmes Wetland on-site Restoration Component ID: 20010904-3
Description:
Location within project: .3 arAQ?.
III. Success CriteriaEvaluation:
HYDROLOGY - Appmved Success Criteria:
saturation to witihin 12" of surface for > 12.5% of GS
C Y { lfC1E l ll''rii? CL[? ?? n [ > 1 C
Monitoring report indicates succes a No
Observational field data agrees? C` No
based on mitiagation plan? Yes No
based on wetland type? Yes No
Wetland Hydrology Indicators: j
Inundated l zl`C"S
9) co-cs-
X Saturated in upper 12 inche
Drift lines ic I
Drainage patterns in wetlands
Sediment deposits
Water marks
List any remaining hydrology issues to address (e.g. remaining ditches, excessive water, etc.):
SOILS - Approved Success Criteria: K/ N ab\1N >iCyA, r #.w,
Are soils hydric or becoming hydric? No
List indicators of hydric soils:
List any remaining soil issues to address (e.g. erosion, upland areas, etc.):
VEGETATION -Approved Success Criteria:
-
i
T Dominant Plant Species
if at least 0.74ac of 1.08ac have at least 260s?pa survoing I Species' Story TPA/'/ cover
aft?e«4tt?Lz_c?, (l o tR ce ?>
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Monitoring report indicates success? Yes o i?^iX
Average TPA for entire site (per report): r
t r ".
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Observational field data agrees? Yes No `rL 2007
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based on community composition? Yes No ?i LVq c1 e9 LAD e,-k, (I- Q ?
based on TPA and/or % cover? Yes No
Vegetation planted on He? a No
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Date of last planting: )
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Vegetation growing successfully? Yes No I
rhyr« _purc-
Specific vegetation plots or site locations with little to no vegetation:
WON-
Estimated acreage or site percentage of unvegetated areas: --V"CD V
Invasive species on site (species, location(s), and % cover):
c.:Rp :Eq - C R Z. V -c4td dun-" ?slk- t -A
List any remaining vegetation issues to address (e.g. plant survival, concerns, etc.):
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Wetland Mitigation Project Evaluations: Information Table
NC Division of Water Quality
NCWAM - Approved Staccess Criteria or Evaluative Tech es:
Monitoring report indicates
Observational field data ag
Attach NCWAM analysis rest
List any remaining NC issues to address (e.g. functionality, developing wetland type, etc.):
MITIGATION SUCCESS:
Compared to the approved mitigation plan, this component is: successful artially success unsuccessful
i
List rspecific reasons for lack of success for this component:
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Additional comments (e.g. D follow-up actions, recommendations, etc.. '1710 MVA ?r1VIfbY1,? rlpG?c
J . LD & LSQ 4-6al
-- During site visit, document representative conditions and areas of concern. Observe preservation and
enhancement areas that may not have specific success criteria. Label-and attach photos to this report.
Attach maps showing photo locations, areas of concern, and important field observations.
Additional notes related to evaluation of this component:
? r\1Lc?t ?L V^?.c:
Yes No
Yes No
this report.
NCWAM Type on Site:
_ Coastal
Riverine
Riparian
_ Non-riparian (wetter)
- Non-riparian (drier)