Town of Arlington

NPDES permit TN0078603 · Major POTW · effective, expires 2027-11-30 · 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 22 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (4), Solids, suspended percent removal (2), Solids, settleable (1).

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among TN permits in EPA's filings — check your permit).

Limits in force (43)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 5 mg/L all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 40 mg/L all year
001Solids, total suspendedDAILY MX <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 625 lb/d all year
001Solids, total suspendedWKLY AVG <= 834 lb/d all year
001Solids, settleableDAILY MX <= 1 mL/L all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 5 mg/L all year
001Nitrogen, ammonia total [as N]WKLY AVG <= 7.5 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 10 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 104 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= 208 lb/d all year
001Nitrogen, ammonia total [as N]WKLY AVG <= 156 lb/d all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]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
001E. coliMO GEOMN <= 126 #/100mL all year
001E. coliDAILY MX <= 410 #/100mL all year
001UV Light WorkingSingle Rdg report only all year
001SSO, Dry WeatherMO TOTAL <= 0 occur/mo all year
001SSO, Wet WeatherMO TOTAL <= 0 occur/mo all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 35 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 521 lb/d all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 730 lb/d all year
001BOD, carbonaceous, percent removalDAILY MN >= 40 % all year
001BOD, carbonaceous, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalDAILY MN >= 40 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001IC25 Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM > 4.7 % all year
001IC25 Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasMINIMUM > 4.7 % all year
INF1Solids, total suspendedMO AVG report only all year
INF1Solids, total suspendedDAILY MX report only all year
INF1Flow, in conduit or thru treatment plantMO AVG report only all year
INF1Flow, in conduit or thru treatment plantDAILY MX report only all year
INF1BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
INF1BOD, 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