WQ0000795_Correction_20071026

Q�0� \ Fi i�Michael F. Easley, Governor
William G. Ross Jr., Secretary
North Carolina Department of Environment and Natural Resources
7
© C Coleen H, Sullins, Director
Division of Water Quality
October 26, 2007
J. Michael Moore, Town Manager
Town of Surf City
214 N. New River Drive
Surf City, North Carolina 28445
Dear Mr. Moore:
Subject: Permit No. WQ0000795
Town of Surf City
Wastewater Surface Irrigation
and High Rate Infiltration
System
Onslow and Pender Counties
The Division is forwarding herewith a corrected Attachment A, Page I of 4 for Permit No.
WQ000795, dated July 23, 2007. The purpose of this correction is to revise sampling frequencies from
three times per week to three times per year for PPI 001. Please replace Attachment A, Page 1 of 4 of the
permit with the corrected Page 1 of 4 that is enclosed.
If you need additional information concerning this matter, please contact Lori Veal at (919) 715-
6187 or [e-mail],
Since
, V�
-4Coleen H. Sullins
cc: Liz Berg - Wilmington Regional Office, Aquifer Protection Section
William G. Simmons, Jr. PE, - Cavanaugh & Associates, P.A.
APS Central Files
LAU Files
G
orthCarolina
Natimaliff
Aquifer Protection Section 1636 Mail Service Center Raleigh, NC 27699-1636 Telephone : (9I9) 733-3221
Internet: www.ncwaterquality.ore Location: 2728 Capital Boulevard Raleigh, NC 27604 Fax 1: [phone]
Fax 2: [phone]
An Equal Opportunity/Affirmative Action Employer— 50% Recycled/] 0% Post Consumer Paper Customer Service: [phone]

ATTACHMENT A - LIMITATIONS AND MONITORING REQUIREMENTS Permit Number: WQ0000795 Version: 2.1
PPI 001— WWTF Effluent - Pre Construction (Sampling regimen prior to completion of the permitted modification):
EFFLUENT CHARACTERISTICS
EFFLUENT LIMITS
MONITORING REQUIREMENTS
Parameter Description - PCS Code
Monthly Average
Weekly Average
Daily Maximum
Measurement
Frequency
Sample
Type
BOD, 5 -Day (20 Deg. C) - 00310
700,000
mgll
3 X Year'
Composite
Nitrite plus Nitrate Total I DET. (as N) - 00630
mgt[
3 X Yearn
Composite
Nitrogen, Ammonia Total (as N) - 00610
Mg/1
3 X Year'
Composite
Nitrogen, Kjeldahl, 'Total (as N) - 00625
mg/l
3 X Year'
Composite
Solids, Total Suspended - 00530
rng/l
3 X Year'
Composite
Phosphorus, Total (as P) - 00665
mg/l
3 X Year'
Composite
Chlorine, Total Residual - 50060
mg/l
3 X Year'
Grab
Coliform, Fecal MF, M -FC Broth,44.5C - 31616 (gcom mean)
a
mpn1100
3 X Year'
Grab
pH, 00400
S.U.
3 X Year'
Grab
Flow, in conduit or thru treatment plant - 50050
600,000
GPD
Continuous
Recorder
Plant Available Nitrogen - WQ09
lbs/acre
3 X Year'
Calculated
a. Monthly average for fecal coliform shall be the geometric mean of all samples collected during the reporting period.
b. 3 X Year sampling shall be conducted during March, July and November.
PPI 002 — WWTF Influent — Post construction (Sampling regimen post completion of the permitted modification):
EFFLUENT CHARACTERISTICS
EFFLUENT LIMITS
MONITORING REQUIREMENTS
Parameter Description - PCS Code
Monthly Average
Weekly Average
Daily Maximum
Measurement
Frequency
Sample
Type
Flow, in conduit or thru treatment plant - 50050
700,000
1 GPD
Continuous
Recorder
WQ0000795 Version 2.1 Attachment A Page l of 4

ATTACHMENT A - LIMITATIONS AND MONITORING REQUIREMENTS Permit Number: WQ0000795 Version: 2.1
PPI 003 — Effluent Discharge to Surface Irrigation - Post construction (Sampling regimen post completion of the permitted modification):
EFFLUENT CHARACTERISTICS
EFFLUENT LIMITS
MONITORING REQUIREMENTS
Parameter Description - PCS Code
Monthly Average
Weekly Average
Daily Maximum
Measurement
Frequency
Sample
Type
Flow, in conduit or thru treatment plant - 50050
600,000 j GPD
1 GPD
Continuous
Recorder
PPI 004 — Effluent Discharge to High. -Rate Infiltration - Post construction (Sampling regimen post completion of the permitted modification):
EFFLUENT CHARACTERISTICS
EFFLUENT LIMITS
MONITORING REQUIREMENTS
Parameter Description - PCS Code
Monthly Average
Weekly Average
Daily Maximum
Measurement
Frequency
Sample
Type
Flow, in conduit or thru treatment plant - 50050
100,000
1 GPD
Continuous
Recorder
W Q00007� _ version 2.1 Attachment A , 2 of 4