Clean Water Act discharge permit · NPDES AZ0022756
PETRO STOPPING CENTER, Kingman, AZ: NPDES AZ0022756 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 39Pollutants under a numeric limit
- 12Pollutants with an effluent exceedance
- 0Inspections on file
- 3Formal enforcement actions
PETRO STOPPING CENTER, held by Ta Operating Llc, holds NPDES permit AZ0022756. EPA’s file records it issued November 23, 2016 and expiring November 22, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | PETRO STOPPING CENTER |
|---|---|
| Permittee as filed | Ta Operating Llc |
| NPDES ID | AZ0022756 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | November 23, 2016 |
| Expiration date | November 22, 2021 |
| Address | Kingman, AZ 86401 |
| Subwatershed | Peacock Wash (HUC 150302010503) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 39Pollutants on file
- 39Under a numeric limit
- 28With a violation of any kind
- 12With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Mercury, total recoverable | 5 | 39 | 34 | June 30, 2026 | 1,700% over the limit |
| E. coli, colony forming units [CFU] | 3 | 18 | 18 | May 31, 2025 | 1,147% over the limit |
| Chlorine, total residual | 5 | 11 | 11 | June 30, 2025 | 289% over the limit |
| Hardness, total [as CaCO3] | 2 | 10 | 10 | May 31, 2021 | 78% over the limit |
| Cyanide, total [as CN] | 5 | 6 | 6 | March 31, 2023 | 457% over the limit |
| Zinc, total recoverable | 4 | 5 | 5 | March 31, 2026 | 114% over the limit |
| Nitrogen, ammonia total [as N] | 3 | 6 | 2 | February 28, 2017 | 29% over the limit |
| BOD, 5-day, 20 deg. C | 7 | 2 | 2 | February 28, 2026 | 37% over the limit |
| pH | 4 | 2 | 2 | May 31, 2025 | |
| Solids, total suspended | 7 | 1 | 1 | January 31, 2020 | 23% over the limit |
| Copper, total recoverable | 4 | 1 | 1 | March 31, 2019 | 3% over the limit |
| Solids, suspended percent removal | 1 | 1 | 1 | November 30, 2018 | 4% over the limit |
| Oil & Grease | 4 | 4 | 0 | ||
| Sulfide, total [as S] | 2 | 4 | 0 | ||
| Solids, total dissolved | 1 | 3 | 0 | ||
| Hydrogen sulfide | 2 | 2 | 0 | ||
| TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum) | 2 | 2 | 0 | ||
| Static 7Day Chronic Pimephales Promelas | 2 | 2 | 0 | ||
| TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | 2 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 2 | 0 | ||
| Iron, total recoverable | 3 | 1 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 1 | 0 | ||
| Arsenic, total recoverable | 1 | 1 | 0 | ||
| Selenium, total recoverable | 1 | 1 | 0 | ||
| Thallium, total recoverable | 1 | 1 | 0 | ||
| Beryllium, total recoverable [as Be] | 1 | 1 | 0 | ||
| Chromium, total recoverable | 1 | 1 | 0 | ||
| Antimony, total recoverable | 1 | 1 | 0 | ||
| Lead, total recoverable | 4 | 0 | 0 | ||
| Temperature, water deg. centigrade | 3 | 0 | 0 | ||
| Chromium, hexavalent dissolved [as Cr] | 3 | 0 | 0 | ||
| Chromium, total [as Cr] | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 0 | 0 | ||
| Phosphorus, total [as P] | 1 | 0 | 0 | ||
| Nickel, total recoverable | 1 | 0 | 0 | ||
| Silver total recoverable | 1 | 0 | 0 | ||
| Cadmium, total recoverable | 1 | 0 | 0 | ||
| BOD, 5-day, percent removal | 1 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 5Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 2, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
| September 1, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
| May 6, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
| April 6, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
| February 2, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
Inspections
EPA’s inspection file holds no inspection for NPDES AZ0022756.
Formal enforcement and penalties
3 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
| Date | What EPA recorded | Agency | Federal penalty | State or local penalty |
|---|---|---|---|---|
| April 17, 2026 | State Administrative Order of Consent | State | ||
| April 17, 2026 | State Administrative Order of Consent | State | ||
| April 17, 2026 | State Administrative Order of Consent | State |
Informal enforcement
| Date | What EPA recorded | Agency |
|---|---|---|
| November 4, 2026 | Notice of Violation | State |
| September 14, 2026 | Notice of Violation | State |
| July 15, 2026 | No Further Action | State |
| May 8, 2026 | Notice of Violation | State |
| April 8, 2026 | Notice of Violation | State |
| February 10, 2026 | Notice of Violation | State |
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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Start the watch
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How we handle your data → Privacy
EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID AZ0022756 there.
PETRO STOPPING CENTER, Kingman, Arizona: Individual permit AZ0022756, held by Ta Operating Llc; Administratively continued (past its expiration date and still in force until reissued); issued November 23, 2016, term to November 22, 2021.
11 of the 39 pollutants listed for NPDES AZ0022756 have no violation or effluent exceedance.
- Mercury, total recoverable: 5 limits, 39 violations of any kind, 34 effluent exceedances, latest June 30, 2026, largest 1,700% over the limit.
- E. coli, colony forming units [CFU]: 3 limits, 18 violations of any kind, 18 effluent exceedances, latest May 31, 2025, largest 1,147% over the limit.
- Chlorine, total residual: 5 limits, 11 violations of any kind, 11 effluent exceedances, latest June 30, 2025, largest 289% over the limit.
- Hardness, total [as CaCO3]: 2 limits, 10 violations of any kind, 10 effluent exceedances, latest May 31, 2021, largest 78% over the limit.
- Cyanide, total [as CN]: 5 limits, 6 violations of any kind, 6 effluent exceedances, latest March 31, 2023, largest 457% over the limit.
- Zinc, total recoverable: 4 limits, 5 violations of any kind, 5 effluent exceedances, latest March 31, 2026, largest 114% over the limit.
- Nitrogen, ammonia total [as N]: 3 limits, 6 violations of any kind, 2 effluent exceedances, latest February 28, 2017, largest 29% over the limit.
- BOD, 5-day, 20 deg. C: 7 limits, 2 violations of any kind, 2 effluent exceedances, latest February 28, 2026, largest 37% over the limit.
- pH: 4 limits, 2 violations of any kind, 2 effluent exceedances, latest May 31, 2025.
- Solids, total suspended: 7 limits, 1 violation of any kind, 1 effluent exceedance, latest January 31, 2020, largest 23% over the limit.
- Copper, total recoverable: 4 limits, 1 violation of any kind, 1 effluent exceedance, latest March 31, 2019, largest 3% over the limit.
- Solids, suspended percent removal: 1 limit, 1 violation of any kind, 1 effluent exceedance, latest November 30, 2018, largest 4% over the limit.
- Oil & Grease: 4 limits, 4 violations of any kind.
- Sulfide, total [as S]: 2 limits, 4 violations of any kind.
- Solids, total dissolved: 1 limit, 3 violations of any kind.
- Hydrogen sulfide: 2 limits, 2 violations of any kind.
- TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum): 2 limits, 2 violations of any kind.
- Static 7Day Chronic Pimephales Promelas: 2 limits, 2 violations of any kind.
- TU Static Renewal 7-Day Chronic Ceriodaphnia dubia: 2 limits, 2 violations of any kind.
- Nitrite + Nitrate total [as N]: 1 limit, 2 violations of any kind.
- Iron, total recoverable: 3 limits, 1 violation of any kind.
- Nitrogen, Kjeldahl, total [as N]: 1 limit, 1 violation of any kind.
- Arsenic, total recoverable: 1 limit, 1 violation of any kind.
- Selenium, total recoverable: 1 limit, 1 violation of any kind.
- Thallium, total recoverable: 1 limit, 1 violation of any kind.
- Beryllium, total recoverable [as Be]: 1 limit, 1 violation of any kind.
- Chromium, total recoverable: 1 limit, 1 violation of any kind.
- Antimony, total recoverable: 1 limit, 1 violation of any kind.
- Lead, total recoverable: 4 limits.
- Temperature, water deg. centigrade: 3 limits.
- Chromium, hexavalent dissolved [as Cr]: 3 limits.
- Chromium, total [as Cr]: 2 limits.
- Flow, in conduit or thru treatment plant: 2 limits.
- Oxygen, dissolved [DO]: 1 limit.
- Phosphorus, total [as P]: 1 limit.
- Nickel, total recoverable: 1 limit.
- Silver total recoverable: 1 limit.
- Cadmium, total recoverable: 1 limit.
- BOD, 5-day, percent removal: 1 limit.
- November 4, 2026: Notice of Violation (State).
- November 2, 2026: Effluent Violations - Numeric effluent violation (ST6).
- September 14, 2026: Notice of Violation (State).
- September 1, 2026: Effluent Violations - Numeric effluent violation (ST6).
- July 15, 2026: No Further Action (State).
- May 8, 2026: Notice of Violation (State).
- May 6, 2026: Effluent Violations - Numeric effluent violation (ST6).
- April 17, 2026: State Administrative Order of Consent (State).
- April 17, 2026: State Administrative Order of Consent (State).
- April 17, 2026: State Administrative Order of Consent (State).
- April 8, 2026: Notice of Violation (State).
- April 6, 2026: Effluent Violations - Numeric effluent violation (ST6).
- February 10, 2026: Notice of Violation (State).
- February 2, 2026: Effluent Violations - Numeric effluent violation (ST6).
PETRO STOPPING CENTER among its neighbors
3 discharge permits are in the Peacock Wash subwatershed (HUC 150302010503); AZ0022756 is one. Its county: 45, 2 major; AZ0022756 is minor permit.
Other permits in the Peacock Wash subwatershed (HUC 150302010503)
- I-40 SILVER SPRINGS TI TO WILLOW RANCH TI, Unknown: AZC116266, minor, term to 2030-08-28
- I-40, US 93 TO SILVER SPRINGS RD., Unknown: AZC115989, minor, term to 2030-08-28
Nearby on the register
- Discharge permits in Kingman
- Every permit record in Kingman, A to Z
- Discharge permits in Arizona
- Every permit record in Arizona, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.
What this page shows
This public-records page covers NPDES permit AZ0022756, held by Ta Operating Llc for PETRO STOPPING CENTER in Kingman, AZ, within the Peacock Wash subwatershed (HUC 150302010503), and records its administratively continued status. The page lists 39 pollutants on file, 28 under a numeric limit, and 12 with an effluent exceedance.