Town of Holly Springs

NPDES permit NC0063096 · Major POTW · effective, expires 2028-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
3of 33 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 31 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (79)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only all year
001Temperature, water deg. centigradeDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Temperature, water deg. centigradeDAILY MX report only Jun, Jul, Aug, Sep
001Temperature, water deg. centigradeDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Temperature, water deg. centigradeDAILY MX report only Jun, Jul, Aug, Sep
001TurbidityDAILY MX report only all year
001ConductivityDAILY MX report only all year
001ConductivityDAILY MX report only Jun, Jul, Aug, Sep
001ConductivityDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001ConductivityDAILY MX report only Jun, Jul, Aug, Sep
001ConductivityDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Oxygen, dissolved [DO]DAILY MN >= 7 mg/L all year
001Oxygen, dissolved [DO]DAILY MX report only Jun, Jul, Aug, Sep
001Oxygen, dissolved [DO]DAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Oxygen, dissolved [DO]DAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Oxygen, dissolved [DO]DAILY MX report only Jun, Jul, Aug, Sep
001BOD, 5-day, 20 deg. C7 DA AVG <= 7.5 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. C7 DA AVG <= 15 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. C30DA AVG <= 5 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, 5-day, 20 deg. C30DA AVG <= 10 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001pHDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001pHDAILY MX report only Jun, Jul, Aug, Sep
001pHDAILY MX report only Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001pHDAILY MX report only Jun, Jul, Aug, Sep
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX report only all year
001Nitrogen, total [as N]30DA AVG <= 5 mg/L all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]7 DA AVG <= 3 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]7 DA AVG <= 6 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]30DA AVG <= 1 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 2 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
001Nitrite + Nitrate total [as N]DAILY MX report only all year
001Nitrite + Nitrate total [as N]DAILY MX report only all year
001Phosphorus, total [as P]30DA AVG <= .5 mg/L all year
001Phosphorus, total [as P]DAILY MX report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Chloride [as Cl]DAILY MX report only all year
001Coliform, fecal MF, MFC broth, 44.5 CWK GEOMN <= 400 #/100mL all year
001Coliform, fecal MF, MFC broth, 44.5 CMO GEOMN <= 200 #/100mL all year
001Chlorophyll ADAILY MX report only all year
001Flow, in conduit or thru treatment plant30DA AVG <= 6 MGD all year
001Chlorine, total residualDAILY MX <= 17 ug/L all year
001Phosphorous, in total orthophosphate30DA AVG <= .27 mg/L all year
001Phosphorous, in total orthophosphateDAILY MX report only all year
0011,4-DioxaneDAILY MX report only all year
1D2Temperature, water deg. centigradeDAILY MX report only all year
1D2TurbidityDAILY MX report only all year
1D2ConductivityDAILY MX report only all year
1D2Oxygen, dissolved [DO]DAILY MX report only all year
1D2BOD, 5-day, 20 deg. CDAILY MX report only all year
1D2pHDAILY MX report only all year
1D2Nitrogen, total [as N]DAILY MX report only all year
1D2Nitrogen, ammonia total [as N]DAILY MX report only all year
1D2Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
1D2Nitrite + Nitrate total [as N]DAILY MX report only all year
1D2Phosphate, ortho [as PO4]DAILY MX report only all year
1D2Phosphorus, total [as P]DAILY MX report only all year
1D2Chlorophyll ADAILY MX report only all year
1D3Temperature, water deg. centigradeDAILY MX report only all year
1D3TurbidityDAILY MX report only all year
1D3ConductivityDAILY MX report only all year
1D3Oxygen, dissolved [DO]DAILY MX report only all year
1D3BOD, 5-day, 20 deg. CDAILY MX report only all year
1D3pHDAILY MX report only all year
1D3Nitrogen, total [as N]DAILY MX report only all year
1D3Nitrogen, ammonia total [as N]DAILY MX report only all year
1D3Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
1D3Nitrite + Nitrate total [as N]DAILY MX report only all year
1D3Phosphate, ortho [as PO4]DAILY MX report only all year
1D3Phosphorus, total [as P]DAILY MX report only all year
1D3Chlorophyll ADAILY MX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states