LEHIGH CNTY AUTH

NPDES permit PAS902202 · Minor NON-POTW · effective, expires 2030-04-30 · 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.

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

8values over a limit
0required values missing, on 0 form(s)
0of 16 forms filed late

Last period with anything received: 2026-06-30. Most often over: Oxygen demand, chem. [high level] [COD] (4), BOD, 5-day, 20 deg. C (2), Solids, total suspended (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 (80)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CINST MAX <= 30 mg/L all year
001Oxygen demand, chem. [high level] [COD]INST MAX <= 120 mg/L all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedINST MAX <= 100 mg/L all year
001Oil & GreaseINST MAX <= 30 mg/L all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrite + Nitrate total [as N]INST MAX report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Iron, total [as Fe]INST MAX report only all year
002BOD, 5-day, 20 deg. CINST MAX <= 30 mg/L all year
002Oxygen demand, chem. [high level] [COD]INST MAX <= 120 mg/L all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Solids, total suspendedINST MAX <= 100 mg/L all year
002Oil & GreaseINST MAX <= 30 mg/L all year
002Nitrogen, total [as N]DAILY MX report only all year
002Nitrite + Nitrate total [as N]INST MAX report only all year
002Phosphorus, total [as P]DAILY MX report only all year
002Iron, total [as Fe]INST MAX report only all year
003BOD, 5-day, 20 deg. CINST MAX <= 30 mg/L all year
003Oxygen demand, chem. [high level] [COD]INST MAX <= 120 mg/L all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003Solids, total suspendedINST MAX <= 100 mg/L all year
003Oil & GreaseINST MAX <= 30 mg/L all year
003Nitrogen, total [as N]DAILY MX report only all year
003Nitrite + Nitrate total [as N]INST MAX report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Iron, total [as Fe]INST MAX report only all year
004BOD, 5-day, 20 deg. CINST MAX <= 30 mg/L all year
004Oxygen demand, chem. [high level] [COD]INST MAX <= 120 mg/L all year
004pHINST MIN >= 6 SU all year
004pHINST MAX <= 9 SU all year
004Solids, total suspendedINST MAX <= 100 mg/L all year
004Oil & GreaseINST MAX <= 30 mg/L all year
004Nitrogen, total [as N]DAILY MX report only all year
004Nitrite + Nitrate total [as N]INST MAX report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Iron, total [as Fe]INST MAX report only all year
005BOD, 5-day, 20 deg. CINST MAX <= 30 mg/L all year
005Oxygen demand, chem. [high level] [COD]INST MAX <= 120 mg/L all year
005pHINST MIN >= 6 SU all year
005pHINST MAX <= 9 SU all year
005Solids, total suspendedINST MAX <= 100 mg/L all year
005Oil & GreaseINST MAX <= 30 mg/L all year
005Nitrogen, total [as N]DAILY MX report only all year
005Nitrite + Nitrate total [as N]INST MAX report only all year
005Phosphorus, total [as P]DAILY MX report only all year
005Iron, total [as Fe]INST MAX report only all year
006BOD, 5-day, 20 deg. CINST MAX <= 30 mg/L all year
006Oxygen demand, chem. [high level] [COD]INST MAX <= 120 mg/L all year
006pHINST MIN >= 6 SU all year
006pHINST MAX <= 9 SU all year
006Solids, total suspendedINST MAX <= 100 mg/L all year
006Oil & GreaseINST MAX <= 30 mg/L all year
006Nitrogen, total [as N]DAILY MX report only all year
006Nitrite + Nitrate total [as N]INST MAX report only all year
006Phosphorus, total [as P]DAILY MX report only all year
006Iron, total [as Fe]INST MAX report only all year
007BOD, 5-day, 20 deg. CINST MAX <= 30 mg/L all year
007Oxygen demand, chem. [high level] [COD]INST MAX <= 120 mg/L all year
007pHINST MIN >= 6 SU all year
007pHINST MAX <= 9 SU all year
007Solids, total suspendedINST MAX <= 100 mg/L all year
007Oil & GreaseINST MAX <= 30 mg/L all year
007Nitrogen, total [as N]DAILY MX report only all year
007Nitrite + Nitrate total [as N]INST MAX report only all year
007Phosphorus, total [as P]DAILY MX report only all year
007Iron, total [as Fe]INST MAX report only all year
008BOD, 5-day, 20 deg. CINST MAX <= 30 mg/L all year
008Oxygen demand, chem. [high level] [COD]INST MAX <= 120 mg/L all year
008pHINST MIN >= 6 SU all year
008pHINST MAX <= 9 SU all year
008Solids, total suspendedINST MAX <= 100 mg/L all year
008Oil & GreaseINST MAX <= 30 mg/L all year
008Nitrogen, total [as N]DAILY MX report only all year
008Nitrite + Nitrate total [as N]INST MAX report only all year
008Phosphorus, total [as P]DAILY MX report only all year
008Iron, total [as Fe]INST 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