LANSDALE BORO MONTGOMERY CNTY

NPDES permit PA0026182 · Major POTW · administratively continued, expires 2026-07-31 · 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.

This permit expired on 2026-07-31 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

0values over a limit
0required values missing, on 0 form(s)
0of 35 forms filed late

Last period with anything received: 2026-06-30.

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 (110)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 6 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CMO AVG report only 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 suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 1126 lb/d all year
001Solids, total suspendedWKLY AVG <= 1689 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 1.5 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 4.5 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 56 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 169 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrite + Nitrate total [as N]MO AVG <= 9.5 mg/L Jul, Aug, Sep, Oct
001Nitrite + Nitrate total [as N]MO AVG report only Jan, Feb, Mar, Apr, May, Jun, Nov, Dec
001Nitrite + Nitrate total [as N]MO AVG <= 356 lb/d Jul, Aug, Sep, Oct
001Nitrite + Nitrate total [as N]MO AVG report only Jan, Feb, Mar, Apr, May, Jun, Nov, Dec
001Phosphorus, total [as P]MO AVG <= .93 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG <= 1.86 mg/L Jan, Feb, Mar, Nov, Dec
001Phosphorus, total [as P]MO AVG <= 35 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG <= 70 lb/d Jan, Feb, Mar, Nov, Dec
001Hardness, total [as CaCO3]QRTR AVG report only all year
001Boron, total [as B]QRTR AVG report only all year
001Copper, total [as Cu]MO AVG <= .018 mg/L all year
001Copper, total [as Cu]DAILY MX <= .028 mg/L all year
001Copper, total [as Cu]MO AVG <= .68 lb/d all year
001Copper, total [as Cu]DAILY MX <= 1.05 lb/d all year
001Iron, total [as Fe]MO AVG <= 1.54 mg/L all year
001Iron, total [as Fe]DAILY MX <= 2.4 mg/L all year
001Iron, total [as Fe]MO AVG <= 57.8 lb/d all year
001Iron, total [as Fe]DAILY MX <= 90.1 lb/d all year
001Iron, dissolved [as Fe]MO AVG <= .31 mg/L all year
001Iron, dissolved [as Fe]DAILY MX <= .48 mg/L all year
001Iron, dissolved [as Fe]MO AVG <= 11.63 lb/d all year
001Iron, dissolved [as Fe]DAILY MX <= 18.01 lb/d all year
001Lead, total [as Pb]QRTR AVG report only all year
001Zinc, total [as Zn]QRTR AVG report only all year
001DichlorobromomethaneMO AVG <= .0007 mg/L all year
001DichlorobromomethaneDAILY MX <= .0011 mg/L all year
001DichlorobromomethaneMO AVG <= .026 lb/d all year
001DichlorobromomethaneDAILY MX <= .041 lb/d all year
001ChloroformMO AVG <= .007 mg/L all year
001ChloroformDAILY MX <= .011 mg/L all year
001ChloroformMO AVG <= .263 lb/d all year
001ChloroformDAILY MX <= .413 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 <= .02 mg/L all year
001Chlorine, total residualINST MAX <= .043 mg/L all year
001E. coliINST MAX report only all year
001Cyanide, free availableQRTR AVG report only all year
001Toxicity [chronic], Ceriodaphnia dubiaDAILY MX report only all year
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]DAILY MX report only all year
001Solids, total dissolvedQRTR AVG <= 1000 mg/L all year
001Solids, total dissolvedQRTR AVG report only all year
001Coliform, fecal generalGEO MEAN <= 200 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal generalINST MAX <= 1000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal generalINST MAX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 11 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 22 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 17 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 33 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 413 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 826 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 638 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1238 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001TU Static 7Day Chronic Ceriodaphnia dubiaDAILY MX report only all year
001Static 7Day Chronic Pimephales PromelasDAILY MX report only all year
002pHINST MIN report only all year
002pHINST MAX report only all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedDAILY MX report only all year
002Nitrogen, ammonia total [as N]MO AVG report only all year
002Nitrogen, ammonia total [as N]DAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorine, total residualMO AVG report only all year
002Chlorine, total residualINST MAX report only all year
002E. coliINST MAX report only all year
002Coliform, fecal generalMO AVG report only all year
002Coliform, fecal generalDAILY MX report only all year
002BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
002BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
003pHINST MIN report only all year
003pHINST MAX report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Chlorine, total residualMO AVG report only all year
003Chlorine, total residualINST MAX report only all year
003E. coliINST MAX report only all year
003Coliform, fecal generalMO AVG report only all year
003Coliform, fecal generalDAILY 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, Kjeldahl, total [as N]DAILY MX report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Iron, dissolved [as Fe]DAILY MX report only all year
004Coliform, fecal generalDAILY MX report only all year
004BOD, carbonaceous [5 day, 20 C]DAILY 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