DELAWARE CNTY SWA

NPDES permit PA0040860 · Minor NON-POTW · expired, expires 2025-06-30 · 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 2025-06-30 and is expired: 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

2values over a limit
70required values missing, on 3 form(s)
0of 40 forms filed late

Last period with anything received: 2026-06-30. Most often over: pH (2).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among PA permits in EPA's filings — check your permit).

Limits in force (150)

OutfallParameterStatisticLimitMonths
001Color [PT-CO units]DAILY MX <= 100 col unit (pc) all year
001Oxygen, dissolved [DO]INST MIN >= 5 mg/L all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 60 mg/L all year
001Solids, total suspendedMO AVG <= 30 lb/d all year
001Solids, total suspendedDAILY MX <= 60 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= 4.9 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 10 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 4.9 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= 10 lb/d all year
001Zinc, total [as Zn]MO AVG <= .11 mg/L all year
001Zinc, total [as Zn]DAILY MX <= .2 mg/L all year
001Zinc, total [as Zn]MO AVG <= .11 lb/d all year
001Zinc, total [as Zn]DAILY MX <= .2 lb/d all year
001PhenolMO AVG <= .015 mg/L all year
001PhenolDAILY MX <= .026 mg/L all year
001PhenolMO AVG <= .015 lb/d all year
001PhenolDAILY MX <= .026 lb/d 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
001Chlorine, total residualMO AVG <= .5 mg/L all year
001Chlorine, total residualINST MAX <= 1.6 mg/L all year
001Solids, total dissolvedMO AVG report only all year
001Solids, total dissolvedDAILY MX <= 30000 mg/L all year
001Solids, total dissolvedMO AVG report only all year
001Coliform, fecal generalGEO MEAN <= 2000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
001p-CresolMO AVG <= .014 mg/L all year
001p-CresolDAILY MX <= .025 mg/L all year
001p-CresolMO AVG <= .014 lb/d all year
001p-CresolDAILY MX <= .025 lb/d all year
001Benzoic acids, totalMO AVG <= .071 mg/L all year
001Benzoic acids, totalDAILY MX <= .12 mg/L all year
001Benzoic acids, totalMO AVG <= .071 lb/d all year
001Benzoic acids, totalDAILY MX <= .12 lb/d all year
001.alpha.-TerpineolMO AVG <= .016 mg/L all year
001.alpha.-TerpineolDAILY MX <= .033 mg/L all year
001.alpha.-TerpineolMO AVG <= .016 lb/d all year
001.alpha.-TerpineolDAILY MX <= .033 lb/d all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 50 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 lb/d all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 50 lb/d all year
002Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
002pHDAILY MX report only all year
002Solids, total suspendedDAILY MX report only all year
002Oil & GreaseDAILY MX report only all year
002Nitrogen, total [as N]DAILY MX report only all year
002Nitrogen, ammonia total [as N]DAILY MX report only all year
002Cadmium, total [as Cd]DAILY MX report only all year
002Iron, total [as Fe]DAILY MX report only all year
002Zinc, total [as Zn]DAILY MX report only all year
002PhenolDAILY MX report only all year
002Solids, total dissolvedDAILY MX report only all year
002p-CresolDAILY MX report only all year
002Benzoic acids, totalDAILY MX report only all year
002.alpha.-TerpineolDAILY MX report only all year
002BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
004Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
004pHDAILY MX report only all year
004Solids, total suspendedDAILY MX report only all year
004Oil & GreaseDAILY MX report only all year
004Nitrogen, total [as N]DAILY MX report only all year
004Nitrogen, ammonia total [as N]DAILY MX report only all year
004Cadmium, total [as Cd]DAILY MX report only all year
004Iron, total [as Fe]DAILY MX report only all year
004Zinc, total [as Zn]DAILY MX report only all year
004PhenolDAILY MX report only all year
004Solids, total dissolvedDAILY MX report only all year
004p-CresolDAILY MX report only all year
004Benzoic acids, totalDAILY MX report only all year
004.alpha.-TerpineolDAILY MX report only all year
004BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
005Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
005pHDAILY MX report only all year
005Solids, total suspendedDAILY MX report only all year
005Oil & GreaseDAILY MX report only all year
005Nitrogen, total [as N]DAILY MX report only all year
005Nitrogen, ammonia total [as N]DAILY MX report only all year
005Cadmium, total [as Cd]DAILY MX report only all year
005Iron, total [as Fe]DAILY MX report only all year
005Zinc, total [as Zn]DAILY MX report only all year
005PhenolDAILY MX report only all year
005Solids, total dissolvedDAILY MX report only all year
005p-CresolDAILY MX report only all year
005Benzoic acids, totalDAILY MX report only all year
005.alpha.-TerpineolDAILY MX report only all year
005BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
006Oxygen, dissolved [DO]INST MIN >= 5 mg/L all year
006pHINST MIN >= 6 SU all year
006pHINST MAX <= 9 SU all year
006Solids, total suspendedMO AVG <= 30 mg/L all year
006Solids, total suspendedDAILY MX <= 45 mg/L all year
006Solids, total suspendedMO AVG <= 22 lb/d all year
006Solids, total suspendedDAILY MX <= 44 lb/d all year
006Nitrogen, ammonia total [as N]MO AVG <= 6 mg/L May, Jun, Jul, Aug, Sep, Oct
006Nitrogen, ammonia total [as N]MO AVG <= 18 mg/L Jan, Feb, Mar, Apr, Nov, Dec
006Nitrogen, ammonia total [as N]DAILY MX <= 12 mg/L May, Jun, Jul, Aug, Sep, Oct
006Nitrogen, ammonia total [as N]DAILY MX <= 36 mg/L Jan, Feb, Mar, Apr, Nov, Dec
006Nitrogen, ammonia total [as N]MO AVG <= 4 lb/d May, Jun, Jul, Aug, Sep, Oct
006Nitrogen, ammonia total [as N]MO AVG <= 12 lb/d Jan, Feb, Mar, Apr, Nov, Dec
006Nitrogen, ammonia total [as N]DAILY MX <= 8 lb/d May, Jun, Jul, Aug, Sep, Oct
006Nitrogen, ammonia total [as N]DAILY MX <= 24 lb/d Jan, Feb, Mar, Apr, Nov, Dec
006Manganese, total [as Mn]MO AVG report only all year
006Manganese, total [as Mn]DAILY MX report only all year
006Manganese, total [as Mn]MO AVG report only all year
006Manganese, total [as Mn]DAILY MX report only all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006Solids, total dissolvedMO AVG <= 2000 mg/L all year
006BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
006BOD, carbonaceous [5 day, 20 C]DAILY MX <= 50 mg/L all year
006BOD, carbonaceous [5 day, 20 C]MO AVG <= 18 lb/d all year
006BOD, carbonaceous [5 day, 20 C]DAILY MX <= 36 lb/d all year
009Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
009pHDAILY MX report only all year
009Solids, total suspendedDAILY MX report only all year
009Oil & GreaseDAILY MX report only all year
009Nitrogen, total [as N]DAILY MX report only all year
009Nitrogen, ammonia total [as N]DAILY MX report only all year
009Cadmium, total [as Cd]DAILY MX report only all year
009Iron, total [as Fe]DAILY MX report only all year
009Zinc, total [as Zn]DAILY MX report only all year
009PhenolDAILY MX report only all year
009Solids, total dissolvedDAILY MX report only all year
009p-CresolDAILY MX report only all year
009Benzoic acids, totalDAILY MX report only all year
009.alpha.-TerpineolDAILY MX report only all year
009BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
010Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
010pHDAILY MX report only all year
010Solids, total suspendedDAILY MX report only all year
010Oil & GreaseDAILY MX report only all year
010Nitrogen, total [as N]DAILY MX report only all year
010Nitrogen, ammonia total [as N]DAILY MX report only all year
010Cadmium, total [as Cd]DAILY MX report only all year
010Iron, total [as Fe]DAILY MX report only all year
010Zinc, total [as Zn]DAILY MX report only all year
010PhenolDAILY MX report only all year
010Solids, total dissolvedDAILY MX report only all year
010p-CresolDAILY MX report only all year
010Benzoic acids, totalDAILY MX report only all year
010.alpha.-TerpineolDAILY MX report only all year
010BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
011Flow, in conduit or thru treatment plantMO AVG report only all year
011Flow, in conduit or thru treatment plantDAILY MX report only all year
011Solids, total dissolvedMO AVG report only all year
011Solids, total dissolvedINST MAX 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