HomeMy WebLinkAboutWQ0018708_Permit Issuance_20000906DIVISION OF WATER QUALITY.
September 6, 2000
MEMORANDUM
TO: Kim Colson, Unit Supervisor
Non Discharge Permits and Engineering Unit
FROM: Grady Dobson, Environmental Engineer /
Fayetteville Regional Office
SUBJECT:
Spray irrigation Permit Application
Lake Creek Corporation (Baytree)
Permit No. WQ0018708
Harrells, NC
Bladen County
Please find enclosed the staff report regarding issuance of the subject permit.
If you have any questions, please advise.
GD/bs
Enclosures
SOC.PRIORITY PROJECT ;Yes_ No X
To: Permits and Engineering Unit
Water Quality Section
Attention: Shannon Thornburg
Date:. September 6, 2000
NON -DISCHARGE STAFF REPORT AND RECOMMENDATION
County: Bladen
Permit No. WQ 0018708
PART I - GENERAL INFORMATION
1. / Facility and Address: Lake Creek Corporation (Baytree Lakes)
1000 Bay Ridge Road
Harrells, NC 28444
2. Date of Investigation: July 20, 2000
3. Report Prepared by: Grady Dobson
Environmental Engineer, FRO
4. Persons Contacted and Telephone Number:
Steve Joni es,'President
910-588174432
Directions to Site: From US 701, go north around White Lake to the NC 41
intersection for approximately 4.2 miles. 1 The Baytree Lake office
is on the south of NC 41. The WWT Plant is located
approximately one mile west of the office complex. At a brick
house with a gate, turn on dirt road arid follow road to the WWTP.
Road is names Bay Ridge Road.
6. Size (land available for expansion and upgrading): 10-15 a c res
7. Topography (relationship to 100 year flood plain included):
Attach a U.S.G.S. map extract and indicate facility site.
`Flat and not within
the 100 year flood
plain.
U.S.G.S. Quad No.: I 25 NW U.S.G.S. Quad Name: White Lake, NC
Latitude: 34° 41' 30" Longitude: 78° . 25' 50"
8. Any buffer conflicts with location of nearest dwelling and water supply? N/A
Yes No X If Yes, explain:
PART.I - GENERAL INFORMATION (continued)
9. Stream Basin Information:
a. Stream / Classification: Colly Creek / Class C Swamp
b. River Basin and Subbasin No.: 03-06-16
c. Distance to surface water from disposal system: Greater than 500 feet
1.
PART II - DESCRIPTION OF WASTES AND TREATMENT WORKS
1. a. Volume : .02 MGD-(Design Capacity) (existing)
.04 MGD (proposed)
Residuals: dry tons per year
b. Types and quantities of industrial wastewater: 100% domestic
c. Pretreatment Program (POTWs only):
in development _ approved
should be required not needed X
2. Treatment Facilities
a. What is the current permitted capacity of the facility?! .02 MGD
b. What is the actual treatment capacity of the current facility? .02 MGD
c. Please provide a description of existing or substantially constructed wastewater
treatment facilities:
A tertiary type wastewater treatment system with extended aeration
package treatment plant with waste sludge liolding followedby a
48-hour fine solids settling pond followed by, chlorination facilities
and a 90-day detenti5n pond.
d. Please provide a description of proposed wastewater treatment facilities:
The proposed' wastewater treatment units will consist of influent
flow monitoring, barscreen, expansion of the existing 20,000 gpd
extended aeration system to a 40,000 gpd :unit. Conversion of
sludge holding pond to a pump station, the current lagoon has a 90
day storage volume and will be reduced to 30 day storage volume ,
chlorine contact chamber, and land application to a 5.08 solid set
PART II - DESCRIPTION OF WASTES AND TREATMENT WORKS (continued)
spray irrigation site located adjacent to the existing treatment
system. The receiving acreage is an established Coastal Bermuda
crop.
3. Residuals handling and utilization/disposal scheme: Residuals handling are not
discussed in this package.
(See Part III - Land Limiting
Constituent)
a. If residuals are being land applied, please specify DWQ Permit No.
Residual Contractor:
Telephone Number:
N/A
N/A
b. Residuals stabilization: PSRP PFRP Other N/A
c. Landfill: N/A
d. Other disposal/utilization scheme (Specify):
4. Treatment plant classification (attach completed rating sheet
5. SIC Code(s): 4952
Primary 05 Secondary
Main Treatment Unit Code: 06502
PART III - OTHER PERTINENT INFORMATION
1. Is this facility being constructed with Construction Grants Funds (municipals only)?
N/A
2. Special monitoring or limitations (including toxicity) requests:
N/A
3. Important SOC, JOC or Compliance Schedule dates (please indicate): N/A
Date
Submission of Plans and Specifications N/A
Begin Construction N/A
Complete Construction N/A
PART III - OTHER PERTINENT INFORMATION (continued)
4. Other Special Items:
Soils Information:
The site was also investigated on the same day by Mr. Vincent Lewis, Soil Scientist,
Division of Soil and Water, Wilmington Regional Office. The 'soils evaluated were the
Wagram series with water table greater than 48 inches. Mr. Lewis indicated that the soil
could take greater than 2 inches / acre / week but gave a conservative rate of 1.75 inch /
acre / week.
Land Use:
All land is owned by Lake Creek Corporation. The site was previously pine forest which
has been cleared, grubbed and sprigged with Coastal Bermuda grass.
Description of Proposed System:
The subject facility is a resort communitywhich has a year round population of
approximately 63 customers ,(75%). There are 84 lots including a fire station and the
Lake Creek Corporation office complex. The domestic wastewater from this resort flows
to the existing WWT Plant and discharges into Colly Creek.
The proposed modifications to this system is to basically utilize 'the same system, expand
it by 20,000 gpd and discharge into the existing waste stabilization lagoon which will
now have a 30 day storage volume. The wastewater will then flow from the lagoon to a
chlorine contact chamber and spray irrigated onto a 5.08 acre Coastal Bermuda field.
Land Limiting Constituent Analysis:
Assuming a 40,000 gpd flow rate, the annual flow to this facility would be 14,600,000
gallons. Utilizing the nutrient analysis provided in the package, the PAN concentration is
3.192 mg/l. This equates to 1.06 lbs PAN / per 40,000 gallons of wastewater or 388.7 1b
PAN per year. Thus, PAN is not a limiting factor. All metalsand phosphorous are not
limiting. The calculated SAR is 1.26. It appears that the limiting constituent is
hydraulics.
The soils scientist's report provided in the package by Land Management Group, Inc., of
Wilmington, North Carolina, modeled two design flows of 30,000 gpd and 60,000 gpd.
Both models were based on a 200,000 sq. ft. area (4.59 acres) assuming a continuous 200
day wet season with no evaptranspirational effects. The projected flow over the next
decade is not anticipated to exceed 40,000 gpd. Based on the 60,000 gpd model, the
200,000 sq. ft. area (4.59 acres) can assimilate the water volume if proper management of
spray facility is implemented. This model was also performed on the wet portion of the
spray acreage.
The soil type, as previously stated, is the Wagram series which is well drained deep sands
in the Coastal Plain area of North Carolina. Mr. Lewis indicated in his evaluation that
this soil could take much more than a 2 in. / acre / week hydraulic rate. As previously
stated, the annual calculated volume based on a 40,000 gpd flow rate is 14,600,000
gallons. This equates to 105.8 in / acre / yr. Assuming a 52 week year, this calculates to
PART III - OTHER PERTINENT INFORMATION (continued) ,
be 2.03 in / acre / week. This is not taking into ,consideration wet weeks when spraying
is not possible or the facility's storage capabilities. This is within recommendations by
the soil scientist (Land Management Group, Inc.) provided in the land application
package and Mr. Vince Lewis' recommendations. From a hydrological standpoint, this
acreage can handle the projected flow rate. Also, adjacent land is available should future
expansion be necessary.
Also due to the low nutrient content of this wastewater, it is recommended that the
residuals be allowed to be land applied on the same acreage to reduce commercial
fertilizer costs to maintain a healthy crop.
Crop Management Plan:
The crop, as previously stated, is Coastal Bermuda grass. j' The effluent will be spray
irrigated onto the acreage and the. nutrients, of this effluent wastewater, will be
agronomically applied. Other nutrient supplements will be the responsibility of Lake
Creek Corporation.
Records Management: i'
All records will be the responsibility of Lake Creek Corporation.
Accessibility:
Access is controlled by fences and gates. All land area is owned by Lake Creek
Corporation.
PART IV - EVALUATION AND RECOMMENDATIONS
It is the recommendation that the subject application be processed and the; appropriate Permit issued.
The existing NPDES Permit cannot consistently meet final effluent parameters and the proposed spray
system should be better for the environment and give this facility more flexibility.
Signature of Repop(Preparer
Water Quality' Regional Supervisor
7
Date
! /�)I�
' /
4,2
WATER POLLUTION CONTROL SYSTEM OPERATORS
CERTIFICATION COMMISSION
CLASSIFICATION
RATING SHEET -FOR WATER POLLUTION CONTROL SYSTEMS.
FACILITY INFORMATION:
NAME OF FACILITY:,
MAILING ADDRESS:
ak
vov. ,r_, ez CI CI 1 eir� n
J J
COUNTY: 13/rx.A ..
CONTACT PERSON: TELEPHONE:
PERMIT NO: Cc Check One: NC
ORC: A -12..
WQ
TELEPHONE: ' (
• RATING INFORMATION (Before'completing this section, please refer to pages 2-4).
1
( 9,6
'HEALTH DP
PERMITTED FLOW: MGD BNR?. YES
CHECK CLASSIFICATION: WASTEWATER: 1 2
COLLECTION: 1. 2
SPRAY"IRRIGATION 7 SUBSURFACE _ " - LAND
PHYSICAL/CHEMICAL GRADE I
GRADE II
RATED BY: Kea*, 11.6e.z, REGION: F, '
APPLICATION
I
NO:
REGIONAL OFFICE TELEPHONE NUMBER: ( din •l 994 --Z ci EXT: 2.1
•
Classification of Biological Water Pollution; Control Treatment Sysems:
Grade I Biological WPCS
= Septic tank/sand filter systems
- Biological lagoon systems ,
= Constructed wetlands and associated. appurtenances
•
Grade II Biological WPCS
- Systems that utilize an activated sludge or fixed growth -process with a permitted flow
less than or equal to 0.5'million gallons per day (mgd)
Grade III Biological WPCS
- Systems that utilize an activated sludge or fixed growth process with a permitted flow
of greater than 0.5 through 2:5 milliongallons per day (mgd)
- Grade II systems that are required to achieve biological nutrient reduction *
Grade IV Biological WPCS..
- Systems that utilizing an activated sludge or fixed growth processwith a permitted flow
- of greater than 2.5 million gallons per day (mgd)
- Grade It systems -that are required to achieve biological nutrient reduction *.
* Biological Nutrient Reduction -
,The reduction of total nitrogen or total phosphorous by an activated sludge or fixed growth
process as required by the facilities permit.
Classification of Collection Water Pollution Control Systems:
(whichever provides lowest grade)
Same grade as biological water pollution control system. Grade of system:,
Based on population served:
1,500: or Less = .Grade I
1,501 to 15,000 = Grade II
15,001 to 50,000 = Grade III
50,001 or more = Grade IV
Classification of SprayIrrigation Water Pollution Control Systems:
Systems.which utilize spray irrigation for the reuse or disposal of wasterwater..
These systems include: septic tanks, sand filter, oil/water separators, lagoons,
storage basins, screening, sedimentation. Systems other than those listed above
shall be subject to additional classification. -
Classification of Land Application of Residuals Systems:'--
•
Systems permitted and dedicated for land application of residuals that are produced by a
water pollution. control system or contaminated soils.
Classification of Physical/Chemical Water Pollution Control Treatment Systems:
Grade I Physical/Chemical: Any water pollution control system that utilizes a primarily
physical process to treat wastewater. This classification includes groundwater
remediation systems. -**
Grade II Physical/Chemical: Any water pollution control system that utilizes a primarily
chemical process to treat wastewater. This classification includes reverse osmosis,
electrodialysis, and ultrafiltration systems. **
1
** Any water pollution control system that utilizes a phyical/chemicaliprocess to enhance an
activated sludge or fixed growth process, shall not besubject to additional classification.
Classification of Subsurface Water Pollution Control Systems
ie
Systems which utilize the soil for subsurface treatment and disposal of wastewater
and/or are required to have a certified -operator under 15A NCAC 18A.1961. ***
*** Any subsurface system that has as part of its treatment process a water pollution control
systems that may be classified under Rules .0302 through .0307 of this section shall be
subject to addional classification.
Definitions
Activated -Sludge - shall mean a biological wastewater treatment rocess in which predominantly
g In P : .
biodegradable polluntants in wastewater are absorbed, or adsorbed by living aerobic organisms and
bacteria.
Chemical Process - shall mean a wastewater pollution control system process consisting -
exclusively of the addition of chemicals to treat wastewater.
Collection System - shall mean a continuous connections of pipelines, conduits, pumping
i
stations; and other related constructions used to conduct wastewater, to the, water pollution
control system.,
Eeectrodialysis System - shall mean a system utlizing a selective separation of dissolved "solids
process that is based on electrical charge and diffusion through a semipermeable membrane.
Physical Process - shall mean any water pollution control system process consisting of
electrodialysis, adsorption, absorption, aii•stripping,.gravimetric sedimentation, floation, and
filtration as a means of treatment:
Reverse Osmosis System shall mean a system which utilizes solutions and semipermable
membranes to separate and treat wastewater.
Ultrafiltration System - shall mean a system which utilizes a membrane filter to remove
pollutants from wastewater.
Water Pollution Control System - shall mean any system for the collection, treatment, or
disposal of wastewater and is classified under the.. provision of G.S 90A-37. .
Note: Please refer to G.S. 90A-37 for additional information and
definitions.
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udge Storage (unlined)
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State of North Carolina
_ Department of Environment
and Natural Resources=�?
Division of Water Quality ‘1. L1)
OCT 1 3 2000
James B. Hunt, Jr., Governor
Bill Holman, Secretary
Kerr T. Stevens, Director
August 14, 2000
Steve Jones, President
1000 Bay Ridge Road
Han -ells. NC 28444
1 /PTA
CDENR
NORTH CAROLINA DEPARTMENT OF
ENVIRONMENT' AND NATURAL RESOURCES
Subject: Application No. WQ0018708
Additional Information Request
Lake Creek Corporation-Baytree Lakes
WWTF Exp.
Spray Irrigation
Bladen County
Dear Mr. Jones:
The Non -Discharge Permitting Unit has conducted a preliminary review of the subject permit application package.
Additional information is required before we may continue our review. Note that review comments from the
Fayetteville Regional Office have not been received by this date. These will be forwarded to you as soon as they are
available. However, in the meantime, please address the following item no later than September 14, 2000.
1. In accordance with 15A NCAC 2H .0205(d)(5)(E), for systems with a design flow of greater than
25,000 GPD a Hydrogeologic Report is required. This regulation is also referenced in the
application form on page 5, item h(3). This report was not included in the application package
received June 27, 2000. The report must be signed by a licensed North Carolina Professional
Engineer or a licensed North Carolina Professional Geologist. A report from a soil scientist is not
acceptable.
Please note that comments from the Regional Office / Groundwater Section are pending at this time, and additional
requests may be necessary to address these comments. Please be aware that you are responsible for meeting all
requirements set forth in North Carolina rules and regulations. Any oversights that occurred in the review of the
subject application package are still the responsibility of the applicant. In addition, any omissions made in
responding to the above items may result in future requests for additional information.
Please reference the subject application number when providing the requested information. Three copies of all
revised and/or additional documentation should be signed, sealed, dated, and submitted to my attention at the address
below. Please note that failure to provide this additional information on or before the above requested date may
result in your application being returned as incomplete.
If you have any questions regarding this request, please do not hesitate to contact me at (919) 733-5083, extension
544. Thank you for your cooperation.
Sincerely,
Stephanie Milani
Non -Discharge Permitting Unit
Cc: Grady -Dobson: Fayetteville-Regional:Office,—Water;Qualiry-Section
Groundwater Section, Central Office
T. Robert Lyons & Associates, Consultant
Permit Application File WQ0018708
1617 Mail Service Center, Raleigh, North Carolina 27699-1617 Telephone 919-733-5083 FAX 919-715-6048
An Equal Opportunity Affirmative Action Employer 50% recycled / 10% post -consumer paper
NORTH ;CAROLINA DEPARTMENT OF
ENVIRONMENT' AND: NATURAL RESOURCES
ME M 0
TO:
Lis
DIVISION OF WATER QUALITY'
--August, 11 2000,
RANDUM
David Goodrich
DWQ-GW Section, RCO
Parker-Lincoln�Bldg:
Art Barnhardt,, FRO
DWQ-GW ,Section
DIVISION OF WASTE MANAGEMENT,'
FAYETTEVILLE REGIONAL OFFICE
From: Billy Meyer, Hydrogeological '
Technician. II,'DWQ.-GW Section, FRO
SUBJECT: ' Comments on permit application. for: Bay
Tree Lakes .Subdivision,,' Spray Irrigation
(WQ00018668; GW00136). I r
i
As requested, the Fayetteville Regional Office has
completed review of the subj ect jfacilit'y and, it' s
need for groundwater monitoring' in ;lieu of the
'permit application request.:
According to waste water and site
and design specifications; -the 5
.permit request are siii.table
irrigation disposal system.
characteristics
08 acres in the
for, the spray
L. '
• Remarks/Recommendations: Ground water mounding
will occur (according tothe mounding study) which
' will raise the water level within 1.5 feet of the
surface. •-Coastal Bermuda tolerates these
Conditions and' should'' remove a majority -of the
Nitrogen applied in. the Waste water, The permit
does not specify a 'winter cover crop. . If
application is to' occur year round, then a winter
covet crop should be required.
Groundwater ,monitoring is .recommended 'due to the
presence of an unlined sludge storage basin. The
sludge' basin is adjacent to a discharge zone
_ARsr
2 0 I 0
UST SECTION
225 GREEN STREET, SUITE 71.41/ SYSTEL,BLD. FAYETTEVILLE, NORTH CAROLINA 28301-5043
PHONE: 910-486-1541 FAX: 910-486-0707
BAN EQUAL OPPORTUNITY / AFFIRMATIVE ACTION EMPLOYER - 50%-RECYCLED / 10% POST -CONSUMER PAPER,
DENR TOLL FREE HOTLINE: 1-877-623-6748
(wetland) and therefore '"groundwater"
contamination will be minimal. The wetland should
provide additional treatment to any contaminated
groundwater.
We recommend installation of 3 monitoring wells..
Proposed monitoring well locations are included in
the attachments included with this memo.
I.
Sampling Schedule and Parameters:
Schedule: Mar, July, and Nov.
Parameters:'- Water Levels, Chloride, TDS,
Ammonium, and TOC.
Issue the permit .with associated monitoring
requirements.
1
GROUNDWATER SECTION
GW#:00136 WQ#• 0018668
Review by: Billy Meyer ' Date• August 11, 2000
Field Investigation? (Y/N):X County: Bladen
Facility Name:J,ake (reek Damrntion - Bavtree Lakes Suhdivi, iio•
Location: 1000 Bay Ridge road Harrells, NC 28444
Disposal System: Spray Irrigation
Design Cap. (GPD): 40,000 GPD
Description of WWT Facility. 20,000 GPD extended aeration unit (existing), will add 5000 gallon aeration units
according to subdivision gr wth; 30 day storage lagoon for wastewater; chlorination chamber; 24 hour storapr
basin/pump station to spray system. Sludge will not be applied as part of this permit
Size of Impoundment (Ft. Sq.) &/or Size of Application Area: --5 08 acres
Waste Source:
Mun. Sludge ; Mun. W.Water : Primary Secondary Tertiary
Ind. Sludge ; Ind. W. Water ; Others: Domestic - Tertiary Treatment,
Distance from Waste Source to nearest:
Stream:-1375 Ft.
Well:_1000Ft
For Well: Type of use. Private Depth: Pump Rate (Est):
What design conditions will reduce/increase chance of gw contamination: { (Reduce)The effluent from the treatment
facility is very dilute and contains very low NO3-N concentrations Any harvested crop will remove the small
annual PAN load of the waste water.} {(Increase) Some mounding will occur beneath the spray field to bring the
water table 1 5 ft from the soil surface. This decreases the treatmentzone of the soil. The sludge storage basin does
not have a clay Liner and may leak into underlying groundwater.}
What natural site conditions will reduce/increase chance of gw contamination: [(Reduce) The hydrology of the
areaa_suggest� s that any wastewater on site will not threaten private wells. (Reduce) The groundwater discharges into
a wetland/swamp located below the treatment facility. The wetland will dilute the waste, retard movement by plant
uptake, and filter mobile ions.] [(Increase) Highly permeable soils facilitate leaching of water and waste water
onstituents
Depth to: Bedrock -1000 Ft., Seasonal High W.T. 3-5 Ft., Annual W.T. Flux - 3-4Ft
Surficial Aquifer: Bedrock/Artesian Aquifer:
Gen. Lithology: loamy sands Gen. Lithology:
Hyd. Cond.: 0.6 6 Ft./Day Hyd. Cond.: Ft./Day
❑Measured X Estimated ❑Measured DEstimated
Thickness. -50 Ft.
Legrand: Site Numerical Description= .111- 2 2 2 6- _A _B. W Y
T 1 2- 3 4 5 6 6A 6B'
Hydrogeologic Site Grade: E Situation Grade. ***F
No. of Monitoring Wells: Proposed: Up.1 Down 2 Existing: UpL DownQ
Proposed Sampling Schedule & Parameter(s): Sample for Water Levels, Chloride, Total Dissolved Solids,
Nitrate, Total Organic Carbon, and Ammonium. If these levels appear elevated then other parameters might be
added. Sample 3 times a year according to the following schedule: Mar, July, Nov.
Have there been any exceedences of the groundwater standards? Yes Nos(LA
Has any enforcement action been taken? Yes_ No N/A Date of Action:
Summary of enforcement action taken: N/A
Remarks/Recommendations ( Continue on Reverse, if necessary): The sludge basin was constructed without a clay
liner. There is potential for the sludge basin to contaminate ground water, however the basin is located near a
wetland discharge which minimizes the impact of any contamination. No supply wells are located in the path of the
potential contaminant plume. We did not receive a laboratory analysis for the sludge hutcontaminant
concentrations are typically higher in sludge than in waste water. Therefore groundwater monitoring is
recommended as a precautionary measure. Issue the permit `
-Zo6.
Hya. Re: onal Supervisor
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