Clean Water Act discharge permit · NPDES SDR10K290
CALL STORAGE UNITS, Sioux Falls, SD: NPDES SDR10K290 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
CALL STORAGE UNITS, held by Call Storage Units, holds NPDES permit SDR10K290, which discharges to Sioux Falls Storm Sewer. EPA’s file records it issued June 25, 2021 and expiring March 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for CALL STORAGE UNITS: its NPDES ID, its permit type and status, its dates, its address in Sioux Falls, South Dakota, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SDR10K290.
Identity
| Facility as filed | CALL STORAGE UNITS |
|---|---|
| Permittee as filed | Call Storage Units |
| NPDES ID | SDR10K290 |
| 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 |
| Program | Construction stormwater |
| Issued | June 25, 2021 |
| Expiration date | March 31, 2023 |
| Issuing agency | State |
| Address | Sioux Falls, SD 57110 |
| Receiving water | Sioux Falls storm sewer |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Falls of the Big Sioux River (HUC 101702031203) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES SDR10K290.
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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES SDR10K290.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, SDR10K290.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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 SDR10K290 there.
Nearby on the register
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- Every permit record in South Dakota, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.