CYPRUS TOHONO CORP

NPDES permit AZ0024601 · Minor NON-POTW · administratively continued, expires 2024-05-31 · 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 2024-05-31 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 1 forms filed late

Last period with anything received: 2025-12-31.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among AZ permits in EPA's filings — check your permit).

Limits in force (24)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6.5 SU all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001pHMAXIMUM <= 9 SU all year
001Acidity, total [as CaCO3]DAILY MX report only all year
001Acidity, total [as CaCO3]DAILY MX report only all year
001Selenium, total recoverableDAILY MX report only all year
001Selenium, total recoverableDAILY MX report only all year
001Silver total recoverableDAILY MX <= .00032 mg/L all year
001Silver total recoverableDAILY MX <= .00032 mg/L all year
001Zinc, total recoverableDAILY MX <= .344 mg/L all year
001Zinc, total recoverableDAILY MX <= .344 mg/L all year
001Aluminum, total recoverableDAILY MX report only all year
001Aluminum, total recoverableDAILY MX report only all year
001Cadmium, total recoverableDAILY MX <= .014 mg/L all year
001Cadmium, total recoverableDAILY MX <= .014 mg/L all year
001Lead, total recoverableDAILY MX <= .015 mg/L all year
001Lead, total recoverableDAILY MX <= .015 mg/L all year
001Copper, total recoverableDAILY MX <= .0063 mg/L all year
001Copper, total recoverableDAILY MX <= .0063 mg/L all year
001Manganese, total recoverableDAILY MX report only all year
001Manganese, total recoverableDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX 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