WESTCHESTER COUNTY DOT

NPDES permit NY0075132 · Minor NON-POTW · administratively continued, expires 2024-01-31 · 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 2024-01-31 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

7values over a limit
0required values missing, on 0 form(s)
5of 67 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, carbonaceous [5 day, 20 C] (7).

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 (59)

OutfallParameterStatisticLimitMonths
001Flow rateDAILY MX report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001TolueneDAILY MX <= .033 mg/L (alert) all year
001BenzeneDAILY MX <= .033 mg/L (alert) all year
001EthylbenzeneDAILY MX <= .1 mg/L (alert) all year
001Alkyl bensene sulfonates, linear [LAS]DAILY MX <= .1 mg/L (alert) all year
001Propylene glycol, totalDAILY MX report only all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 5 mg/L Jun, Jul, Aug
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 34 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 18 mg/L Sep
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 28 mg/L Oct
001Xylene [mix of m+o+p]DAILY MX <= .033 mg/L (alert) all year
003Flow rateDAILY MX report only all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Propylene glycol, totalDAILY MX report only all year
003BOD, carbonaceous [5 day, 20 C]DAILY MX <= 5 mg/L Jun, Jul, Aug
003BOD, carbonaceous [5 day, 20 C]DAILY MX <= 34 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
003BOD, carbonaceous [5 day, 20 C]DAILY MX <= 18 mg/L Sep
003BOD, carbonaceous [5 day, 20 C]DAILY MX <= 28 mg/L Oct
004Flow rateDAILY MX report only all year
004pHMINIMUM >= 6.5 SU all year
004pHMAXIMUM <= 8.5 SU all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004TolueneDAILY MX <= .033 mg/L (alert) all year
004BenzeneDAILY MX <= .033 mg/L (alert) all year
004EthylbenzeneDAILY MX <= .1 mg/L (alert) all year
004Alkyl bensene sulfonates, linear [LAS]DAILY MX <= .1 mg/L (alert) all year
004Propylene glycol, totalDAILY MX report only all year
004BOD, carbonaceous [5 day, 20 C]DAILY MX <= 5 mg/L Jun, Jul, Aug
004BOD, carbonaceous [5 day, 20 C]DAILY MX <= 34 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
004BOD, carbonaceous [5 day, 20 C]DAILY MX <= 18 mg/L Sep
004BOD, carbonaceous [5 day, 20 C]DAILY MX <= 28 mg/L Oct
004Xylene [mix of m+o+p]DAILY MX <= .033 mg/L (alert) all year
007Flow rateDAILY MX report only all year
007pHMINIMUM >= 6.5 SU all year
007pHMAXIMUM <= 8.5 SU all year
007Oil & GreaseDAILY MX <= 15 mg/L all year
007TolueneDAILY MX <= .033 mg/L (alert) all year
007BenzeneDAILY MX <= .033 mg/L (alert) all year
007EthylbenzeneDAILY MX <= .1 mg/L (alert) all year
007Propylene glycol, totalDAILY MX report only all year
007BOD, carbonaceous [5 day, 20 C]DAILY MX <= 5 mg/L Jun, Jul, Aug
007BOD, carbonaceous [5 day, 20 C]DAILY MX <= 34 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
007BOD, carbonaceous [5 day, 20 C]DAILY MX <= 18 mg/L Sep
007BOD, carbonaceous [5 day, 20 C]DAILY MX <= 28 mg/L Oct
007Xylene [mix of m+o+p]DAILY MX <= .033 mg/L (alert) all year
010Flow rateDAILY MX report only all year
010pHMINIMUM >= 6 SU all year
010pHMAXIMUM <= 9 SU all year
010Oil & GreaseDAILY MX <= 15 mg/L all year
010Propylene glycol, totalDAILY MX report only all year
010BOD, carbonaceous [5 day, 20 C]DAILY MX <= 5 mg/L Jun, Jul, Aug
010BOD, carbonaceous [5 day, 20 C]DAILY MX <= 18 mg/L Sep
010BOD, carbonaceous [5 day, 20 C]DAILY MX <= 34 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
010BOD, carbonaceous [5 day, 20 C]DAILY MX <= 28 mg/L Oct

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