Epcor Water Arizona Inc.

NPDES permit AZ0024139 · Minor NON-POTW · effective, expires 2027-12-22 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 16 forms filed late

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

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 (27)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6.5 SU all year
001pHMINIMUM report only all year
001pHMAXIMUM <= 9 SU all year
001pHMAXIMUM report only all year
001Arsenic, total recoverableMO AVG <= 10 ug/L all year
001Arsenic, total recoverableDAILY MX report only all year
001Arsenic, total recoverableDAILY MX <= 20 ug/L all year
001Chromium, hexavalent dissolved [as Cr]MO AVG <= 21 ug/L all year
001Chromium, hexavalent dissolved [as Cr]DAILY MX <= 42 ug/L all year
001Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
001ChloroformMO AVG report only all year
001ChloroformDAILY MX <= 6 ug/L all year
001ChloroformDAILY MX report only all year
001TetrachloroethyleneMO AVG report only all year
001TetrachloroethyleneDAILY MX <= 5 ug/L all year
001TetrachloroethyleneDAILY MX report only all year
0011,1-DichloroethyleneMO AVG report only all year
0011,1-DichloroethyleneDAILY MX <= 6 ug/L all year
0011,1-DichloroethyleneDAILY MX report only all year
0011,1,1-TrichloroethaneMO AVG report only all year
0011,1,1-TrichloroethaneDAILY MX <= 200 ug/L all year
0011,1,1-TrichloroethaneDAILY MX report only all year
001TrichloroethyleneMO AVG report only all year
001TrichloroethyleneDAILY MX <= 5 ug/L all year
001TrichloroethyleneDAILY 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

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