Clean Water Act discharge permit · NPDES AKG250010
RUBY INVESTMENT LLC, Anchorage, AK: NPDES AKG250010 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
RUBY INVESTMENT LLC, held by Terrence Chang - Ruby Investment LLC, holds NPDES permit AKG250010. EPA’s file records it issued August 26, 2020 and expiring August 31, 2025.
RUBY INVESTMENT LLC, Anchorage, Alaska: Coverage under a general permit AKG250010, held by Terrence Chang - Ruby Investment LLC; Administratively continued (past its expiration date and still in force until reissued); issued August 26, 2020, term to August 31, 2025, by Alaska Department of Environmental Conservation.
- pH: 4 limits, 24 violations of any kind, 2 effluent exceedances, latest October 31, 2024.
- Arsenic, total recoverable: 2 limits, 12 violations of any kind, 0 effluent exceedances.
- Zinc, total recoverable: 2 limits, 12 violations of any kind, 0 effluent exceedances.
- Copper, total recoverable: 2 limits, 12 violations of any kind, 0 effluent exceedances.
- Temperature, water deg. centigrade: 2 limits, 8 violations of any kind, 0 effluent exceedances.
- Flow, in conduit or thru treatment plant: 2 limits, 7 violations of any kind, 0 effluent exceedances.
RUBY INVESTMENT LLC among its neighbors
EPA’s permit file holds 135 discharge permits in the Knik Arm-Frontal Cook Inlet subwatershed (HUC 190204010808), AKG250010 among them. Its county holds 555, 4 of them major permits; AKG250010 is a minor permit.
Other permits in the Knik Arm-Frontal Cook Inlet subwatershed (HUC 190204010808)
- 36TH AVENUE RESURFACING PHASE I, Anchorage: AKR10GN68, minor permit, permit term to January 31, 2026
- 36TH AVENUE RESURFACING PHASE I_2, Anchorage: AKR10GO10, minor permit, permit term to January 31, 2026
- 36TH AVENUE RESURFACING, PHASE II, Anchorage: AKR10H0MX, minor permit, permit term to January 31, 2026
- 601 W 5TH AVE REPAIR AND RENOVATION, Anchorage: AKR10GH32, minor permit, discharging to Ship Creek, permit term to January 31, 2026
- 601 W 5TH AVE REPAIR AND RENOVATION, Anchorage: AKR10GI61, minor permit, permit term to January 31, 2026
- ADOT AIA LAKE HOOD PESTICIDE ELODEA, Anchorage: AKG870023, minor permit, discharging to Lake Hood, permit term to March 31, 2022
- ALASKA DOT AND PUBLIC FACILITIES, Anchorage: AKR10C980, not classed, discharging to NORTH FORK CAMPBELL CREEK, CHESTER CREEK
- ALASKA MARINE TRUCKING Y1 YARD, Anchorage: AKR06AF24, minor permit, permit term to March 31, 2025
- AMATS DOWNTOWN TRAIL CONNECTION, Anchorage: AKG002432, minor permit, permit term to August 31, 2030
- ANC 7L/25R DUCT DRAINAGE, Anchorage: AKR10H0NM, minor permit, permit term to January 31, 2026
Identity
| Facility as filed | RUBY INVESTMENT LLC |
|---|---|
| Permittee as filed | Terrence Chang - Ruby Investment LLC |
| NPDES ID | AKG250010 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | August 26, 2020 |
| Expiration date | August 31, 2025 |
| Issuing agency | Alaska Department of Environmental Conservation |
| Address | Anchorage, AK 99503 |
| Subwatershed | Knik Arm-Frontal Cook Inlet (HUC 190204010808) |
Effluent limits and exceedances
- 6Pollutants on file
- 6Under a numeric limit
- 6With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| pH | 4 | 24 | 2 | October 31, 2024 | |
| Arsenic, total recoverable | 2 | 12 | 0 | ||
| Zinc, total recoverable | 2 | 12 | 0 | ||
| Copper, total recoverable | 2 | 12 | 0 | ||
| Temperature, water deg. centigrade | 2 | 8 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 7 | 0 |
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES AKG250010.
Inspections
EPA’s inspection file holds no inspection for NPDES AKG250010.
Formal enforcement and penalties
0 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.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES AKG250010.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.