PALMETTO UTILITIES INC

NPDES permit SC0043451 · Major NON-POTW · administratively continued, expires 2022-08-31 · 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.

This permit expired on 2022-08-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

1values over a limit
0required values missing, on 0 form(s)
0of 21 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (1).

Reporting

Reports are due about 29 days after each monitoring period ends (the most common figure among SC permits in EPA's filings — check your permit).

Limits in force (106)

OutfallParameterStatisticLimitMonths
001Oxygen demand, ultimateMO AVG <= 3906 lb/d all year
001Oxygen demand, ultimateDAILY MX report only all year
001Oxygen, dissolved [DO]MINIMUM >= 2 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 23 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 46 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 2302 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 4604 lb/d all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 8.5 SU all year
001Solids, total suspendedMO AVG <= 11.3 mg/L all year
001Solids, total suspendedDAILY MX <= 29.6 mg/L all year
001Solids, total suspendedMO AVG <= 1131 lb/d all year
001Solids, total suspendedDAILY MX <= 2962 lb/d all year
001Oil and grease, hexane extr methodMO AVG <= 50.2 mg/L all year
001Oil and grease, hexane extr methodDAILY MX <= 205 mg/L all year
001Oil and grease, hexane extr methodMO AVG report only all year
001Oil and grease, hexane extr methodDAILY MX report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 6.9 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 13.8 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 691 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= 1381 lb/d all year
001Phosphorus, total [as P]MO AVG <= 3 mg/L all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG <= 147 lb/d all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Arsenic, total [as As]MO AVG <= .0199 mg/L all year
001Arsenic, total [as As]DAILY MX <= .0993 mg/L all year
001Arsenic, total [as As]MO AVG report only all year
001Arsenic, total [as As]DAILY MX report only all year
001Cadmium, total [as Cd]MO AVG <= .163 mg/L all year
001Cadmium, total [as Cd]DAILY MX <= .782 mg/L all year
001Cadmium, total [as Cd]MO AVG report only all year
001Cadmium, total [as Cd]DAILY MX report only all year
001Chromium, total [as Cr]MO AVG <= .0522 mg/L all year
001Chromium, total [as Cr]DAILY MX <= .167 mg/L all year
001Chromium, total [as Cr]MO AVG report only all year
001Chromium, total [as Cr]DAILY MX report only all year
001Cobalt, total [as Co]MO AVG <= .0703 mg/L all year
001Cobalt, total [as Co]DAILY MX <= .182 mg/L all year
001Cobalt, total [as Co]MO AVG report only all year
001Cobalt, total [as Co]DAILY MX report only all year
001Copper, total [as Cu]MO AVG <= .216 mg/L all year
001Copper, total [as Cu]DAILY MX <= .659 mg/L all year
001Copper, total [as Cu]MO AVG report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Lead, total [as Pb]MO AVG <= .283 mg/L all year
001Lead, total [as Pb]DAILY MX <= 1.32 mg/L all year
001Lead, total [as Pb]MO AVG report only all year
001Lead, total [as Pb]DAILY MX report only all year
001Nickel, total [as Ni]MO AVG <= .309 mg/L all year
001Nickel, total [as Ni]DAILY MX <= .794 mg/L all year
001Nickel, total [as Ni]MO AVG report only all year
001Nickel, total [as Ni]DAILY MX report only all year
001Silver, total [as Ag]MO AVG <= .0122 mg/L all year
001Silver, total [as Ag]DAILY MX <= .0318 mg/L all year
001Silver, total [as Ag]MO AVG report only all year
001Silver, total [as Ag]DAILY MX report only all year
001Vanadium, total [as V]MO AVG <= .0518 mg/L all year
001Vanadium, total [as V]DAILY MX <= .0628 mg/L all year
001Vanadium, total [as V]MO AVG report only all year
001Vanadium, total [as V]DAILY MX report only all year
001Zinc, total [as Zn]MO AVG <= .252 mg/L all year
001Zinc, total [as Zn]DAILY MX <= .657 mg/L all year
001Zinc, total [as Zn]MO AVG report only all year
001Zinc, total [as Zn]DAILY MX report only all year
001Antimony, total [as Sb]MO AVG <= .0312 mg/L all year
001Antimony, total [as Sb]DAILY MX <= .111 mg/L all year
001Antimony, total [as Sb]MO AVG report only all year
001Antimony, total [as Sb]DAILY MX report only all year
001Tin, total [as Sn]MO AVG <= .0367 mg/L all year
001Tin, total [as Sn]DAILY MX <= .0955 mg/L all year
001Tin, total [as Sn]MO AVG report only all year
001Tin, total [as Sn]DAILY MX report only all year
001Selenium, total [as Se]MO AVG <= .0698 mg/L all year
001Selenium, total [as Se]DAILY MX <= .176 mg/L all year
001Selenium, total [as Se]MO AVG report only all year
001Selenium, total [as Se]DAILY MX report only all year
001Titanium, total [as Ti]MO AVG <= .00612 mg/L all year
001Titanium, total [as Ti]DAILY MX <= .0159 mg/L all year
001Titanium, total [as Ti]MO AVG report only all year
001Titanium, total [as Ti]DAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG <= 0 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .485 mg/L all year
001Chlorine, total residualDAILY MX <= .838 mg/L all year
001Chlorine, total residualMO AVG <= 48.6 lb/d all year
001Chlorine, total residualDAILY MX <= 83.9 lb/d all year
001E. coli30DAVGEO <= 126 MPN/100mL all year
001E. coliDAILY MX <= 349 MPN/100mL all year
001E. coli30DAVGEO <= 126 MPN/100mL all year
001E. coliDAILY MX <= 800 MPN/100mL all year
001Mercury, total [as Hg]MO AVG <= .000246 mg/L all year
001Mercury, total [as Hg]DAILY MX <= .000641 mg/L all year
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]DAILY MX report only all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AVG <= 25 % all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaDAILY MX <= 40 % all year
001Pass/Fail Static 48Hr Acute Ceriodaphnia dubiaDAILY MX <= 0 pass=0;fail=1 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