Clean Water Act discharge permit · NPDES SDR10P5Q1

MONUMENT HEALTH DAKOTA RADIOLOGY EXPANSION, Rapid City, SD: NPDES SDR10P5Q1 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

MONUMENT HEALTH DAKOTA RADIOLOGY EXPANSION, held by Monument Health Hospital, holds NPDES permit SDR10P5Q1. EPA’s file records it issued October 8, 2025 and expiring October 31, 2028. 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.

What the register holds for MONUMENT HEALTH DAKOTA RADIOLOGY EXPANSION: its NPDES ID, its permit type and status, its dates, its address in Rapid City, South Dakota. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SDR10P5Q1.

Identity

Facility as filed	MONUMENT HEALTH DAKOTA RADIOLOGY EXPANSION
Permittee as filed	Monument Health Hospital
NPDES ID	SDR10P5Q1
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	October 8, 2025
Expiration date	October 31, 2028
Issuing agency	SDDANR
Address	Rapid City, SD 57701
Subwatershed	Cyclone Ditch-Rapid Creek (HUC 101201100204)

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 SDR10P5Q1.

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 SDR10P5Q1.

Inspections

EPA’s inspection file holds no inspection for NPDES SDR10P5Q1.

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 SDR10P5Q1.

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, SDR10P5Q1.

Start the watch

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 SDR10P5Q1 there.

MONUMENT HEALTH DAKOTA RADIOLOGY EXPANSION, Rapid City, South Dakota: Coverage under a general permit SDR10P5Q1, held by Monument Health Hospital; Construction stormwater; Effective; issued October 8, 2025, term to October 31, 2028, by SDDANR.

South Dakota holds 1,358 Construction stormwater coverages of this permit type in EPA’s file; 960 were issued before SDR10P5Q1.

Coverages issued nearest SDR10P5Q1

2025-10-08: PCN 09A4, Newell: SDR10P5OD, held by SD Department of Transportation
2025-10-08: PCN 080A, Oacoma: SDR10P5OF, held by SD Department of Transportation
2025-10-08: PCN 08MV, Miller: SDR10P5P6, held by SD Department of Transportation
2025-10-08: DAKOTA DUNES CID MAINTENANCE B, Dakota Dunes: SDR10P5PI, held by Story Construction d/b/a L&L Builders
2025-10-08: BUTLER MACHINERY NORTH SHOP ADDITION, Rapid City: SDR10P5PL, held by Butler Machinery Company
2025-10-08: PCN 08MQ, Miller: SDR10P5Q3, held by SD Department of Transportation
2025-10-08: PCN 09A6, White River: SDR10P5Q5, held by SD Department of Transportation
2025-10-08: PCN 0A3L, Brookings: SDR10P5Q6, held by SD Department of Transportation
2025-10-08: PCN 0854, Elmore: SDR10P5Q7, held by SD Department of Transportation
2025-10-08: PCN 09AN, Carthage: SDR10P5Q8, held by SD Department of Transportation

MONUMENT HEALTH DAKOTA RADIOLOGY EXPANSION among its neighbors

60 discharge permits are in the Cyclone Ditch-Rapid Creek subwatershed (HUC 101201100204); SDR10P5Q1 is one.

Other permits in the Cyclone Ditch-Rapid Creek subwatershed (HUC 101201100204)

ADMIRAL BEVERAGE RAPID CITY FACILITY EXPANSION, Rapid City: SDR10P5VZ, minor, term to 2028-10-31
APPLE VALLEY SUBDIVISION, Rapid City: SDR10P516, minor, term to 2028-10-31
BHIC - CAPACITOR BLVE PHASE 1, Rapid City: SDR10P5KW, minor, term to 2028-10-31
BIG D MOON MEADOWS, Rapid City: SDR10P5KG, minor, term to 2028-10-31
BLACK HILLS INDUSTRIAL CENTER SUBDIVISION, Rapid City: SDR10K840, minor, term to 2023-03-31
CANYON LAKE AREA RECONSTRUCTION - 7TH AVE, COTTONWOOD ST, AND MINNEKAHTA (2808), Rapid City: SDR10P5EN, minor, term to 2028-10-31
CATRON VILLAGE APARTMENTS, LLC, Rapid City: SDR10G520, minor, term to 2023-03-31
CIRCLE K - RAPID CITY SD - HWY 16 & MOON MEADOWS DR, Rapid City: SDR10P5HM, minor, term to 2028-10-31
CREEK DRIVE STORAGE UNITS, Rapid City: SDR10K416, minor, term to 2023-03-31
CREEKSIDE HEIGHTS APARTMENTS PHASE 2, Rapid City: SDR10P5F6, minor, term to 2028-10-31

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

MONUMENT HEALTH DAKOTA RADIOLOGY EXPANSION is one of 59 NPDES permits in the Cyclone Ditch-Rapid Creek subwatershed. Of the 109 storm water construction permits in Rapid City, 73.8% have an earlier issue date than this permit.