LEHIGH CNTY AUTH

NPDES permit PA0064149 · Minor NON-POTW · expired, expires 2024-05-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2024-05-31 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

5values over a limit
0required values missing, on 0 form(s)
1of 15 forms filed late

Last period with anything received: 2026-06-30. Most often over: Coliform, fecal general (2), pH (1), Phosphorus, Total (1).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (27)

OutfallParameterStatisticLimitMonths
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 10 mg/L all year
001Solids, total suspendedMO AVG <= 3.3 lb/d all year
001Nitrogen, total [as N]QRTR AVG report only all year
001Nitrogen, total [as N]QRTR AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 2.7 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 8.2 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= .9 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 2.7 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, Kjeldahl, total [as N]QRTR AVG report only all year
001Nitrogen, Kjeldahl, total [as N]QRTR AVG report only all year
001Nitrite + Nitrate total [as N]QRTR AVG report only all year
001Nitrite + Nitrate total [as N]QRTR AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG 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
001Chlorine, total residualINST MAX <= .29 mg/L all year
001Phosphorus, TotalANNL TOT <= 36.5 lb all year
001Suspended Solids, TotalANNL TOT <= 1095 lb all year
001Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal generalGEO MEAN <= 2000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal generalINST MAX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal generalINST MAX <= 10000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 3.3 lb/d 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