MANGROVE LAGOON

NPDES permit VI0002003 · Minor POTW · expired, expires 2020-04-30 · 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.

This permit expired on 2020-04-30 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

64values over a limit
179required values missing, on 30 form(s)
30of 34 forms filed late

Last period with anything received: 2026-07-31. Most often over: Enterococci (10), BOD, 5-day, 20 deg. C (8), Solids, total suspended (8).

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 (45)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX <= 32 deg C all year
001TurbidityDAILY MX <= 3 NTU all year
001Oxygen, dissolved [DO]MINIMUM >= 5.5 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001pHMINIMUM >= 7 SU all year
001pHMAXIMUM <= 8.3 SU all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Oil & GreaseDAILY MX report only all year
001Phosphorus, total [as P]DAILY MX <= .05 mg/L all year
001Radium 226, totalDAILY MX <= 3 pCi/L all year
001Strontium 90, totalDAILY MX <= 10 pCi/L all year
001Flow, in conduit or thru treatment plantAM >= .75 MGD all year
001Flow, in conduit or thru treatment plantMO AVG <= .75 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= 1.2 MGD all year
001Chlorine, total residualWKLY AVG <= .075 mg/L all year
001Chlorine, total residualDAILY MX <= .013 mg/L all year
001EnterococciMO AVG <= 35 #/100mL all year
001EnterococciDAILY MX <= 104 #/100mL all year
001Coliform, fecal generalMO AVG <= 70 #/100mL all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Gross betaDAILY MX <= 1000 pCi/L all year
002Flow, in conduit or thru treatment plantDAILY MX <= .023 MGD all year
002Flow, in conduit or thru treatment plantMO AVG <= .75 MGD all year
003Temperature, water deg. centigradeDAILY MX report only all year
003TurbidityDAILY MX report only all year
003Oxygen, dissolved [DO]MINIMUM report only all year
003BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedMO AVG <= 30 mg/L all year
003Oil & GreaseDAILY MX report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Radium 226, totalDAILY MX report only all year
003Strontium 90, totalDAILY MX report only all year
003Flow, in conduit or thru treatment plantAM >= .75 MGD all year
003Flow, in conduit or thru treatment plantMO AVG <= .75 MGD all year
003Flow, in conduit or thru treatment plantDAILY MX <= 1.2 MGD all year
003Chlorine, total residualDAILY MX report only all year
003EnterococciMO AVG report only all year
003EnterococciDAILY MX report only all year
003Coliform, fecal generalMO AVG report only all year
003Gross betaDAILY 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