MARIANAPOLIS PREPARATORY SCH

NPDES permit CT0020893 · Minor NON-POTW · expired, expires 1998-06-01 · 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 1998-06-01 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

0values over a limit
132required values missing, on 10 form(s)
0of 10 forms filed late

Last period with anything received: none.

Reporting

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

Limits in force (16)

OutfallParameterStatisticLimitMonths
001TurbidityINST MAX report only all year
001Oxygen, dissolved [DO]INST MIN report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 20 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 30 mg/L all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 20 mg/L all year
001Solids, total suspendedDAILY MX <= 30 mg/L all year
001Solids, settleableMO AVG report only all year
001Solids, settleableINST MAX 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 MIN >= .2 mg/L May, Jun, Jul, Aug, Sep
001Chlorine, total residualINST MAX <= 1.5 mg/L May, Jun, Jul, Aug, Sep
001Coliform, fecal general30DA GEO <= 200 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal general7 DA GEO <= 400 #/100mL May, Jun, Jul, Aug, Sep

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