TILCON CONNECTICUT, INC.

NPDES permit CT0000906 · Minor NON-POTW · administratively continued, expires 2015-05-31 · 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 2015-05-31 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 11 forms filed late

Last period with anything received: 2026-07-31.

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 (22)

OutfallParameterStatisticLimitMonths
001TurbidityINST MAX report only Mar, Jun, Sep, Dec
001TurbidityINST MAX report only Mar, Jun, Sep, Dec
001pHINST MIN >= 6 SU Mar, Jun, Sep, Dec
001pHINST MAX <= 9 SU Mar, Jun, Sep, Dec
001SalinityINST MAX report only Mar, Jun, Sep, Dec
001Solids, total suspendedINST MAX <= 23 mg/L Mar, Jun, Sep, Dec
001Solids, total suspendedINST MAX report only Mar, Jun, Sep, Dec
001Copper, total [as Cu]INST MAX report only Mar, Jun, Sep, Dec
001Iron, total [as Fe]INST MAX report only Mar, Jun, Sep, Dec
001Lead, total [as Pb]INST MAX report only Mar, Jun, Sep, Dec
001Nickel, total [as Ni]INST MAX report only Mar, Jun, Sep, Dec
001Aluminum, total [as Al]INST MAX report only Mar, Jun, Sep, Dec
001Oil petroleum, total recoverableINST MAX report only Mar, Jun, Sep, Dec
001Surfactants [MBAS]INST MAX report only Mar, Jun, Sep, Dec
001Flow, maximum during 24 hr periodDAILY MX <= 1744500 gal/d Mar, Jun, Sep, Dec
001Chlorine, total residualINST MAX report only Mar, Jun, Sep, Dec
001FlowDAILY MX <= 1744500 gal/d Mar, Jun, Sep, Dec
001Flow, totalDAILY MX <= 1344000 gal/d Mar, Jun, Sep, Dec
001Noael Static 48Hr Acute Mysid. BahiaINST MIN >= 90 % Mar, Jun, Sep, Dec
001Noael Static 48Hr Acute Mysid. BahiaINST MIN report only Jan, Feb, Apr, May, Jul, Aug, Oct, Nov
001NOAEL Static 48Hr Acute Cyprinodon variegatusINST MIN report only Jan, Feb, Apr, May, Jul, Aug, Oct, Nov
001NOAEL Static 48Hr Acute Cyprinodon variegatusINST MIN >= 90 % Mar, Jun, Sep, Dec

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