BLACK HAWK, SD · Pennington County

EDELWEISS MOUNTAIN IMPROVEMENT ASSOC Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace South Dakota’s official records. Always confirm current status with South Dakota before making decisions based on this information.

System facts

System ID (PWSID): SD4600273
System type: Community Water System
Population served: 70
Service connections: 75
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – August 12, 2003
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Diquat
January 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Endothall
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2001 – December 31, 2001
Resolved
Notification, Public
—
Butachlor
October 14, 2000 – November 13, 2000
Resolved
Notification, Public
—
Aldicarb
October 14, 2000 – November 13, 2000
Resolved
Notification, Public
—
Aldicarb sulfoxide
October 14, 2000 – November 13, 2000
Resolved
Notification, Public
—
Methomyl
October 14, 2000 – November 13, 2000
Resolved
Notification, Public
—
Dicamba
October 14, 2000 – November 13, 2000
Resolved
Notification, Public
—
2,4,5-TP
October 14, 2000 – November 13, 2000
Resolved
Notification, Public
—
Heptachlor
October 14, 2000 – November 13, 2000
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2000 – December 31, 2000
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2000 – December 31, 2000
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2000 – December 31, 2000
Resolved
Monitoring, Regular
—
Benzene
January 1, 2000 – December 31, 2000
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2000 – December 31, 2000
Resolved
Monitoring, Regular
—
Endrin
January 1, 2000 – December 31, 2000
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2000 – December 31, 2000
Resolved
Notification, Public
—
Coliform (TCR)
January 20, 1997 – February 19, 1997
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 1994 – December 31, 1994
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 1976 – June 30, 1980
Archived
Monitoring, Regular
—
Combined Radium (-226 and -228)
July 1, 1976 – June 30, 1980
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2003 – August 12, 2003	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Diquat	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Endothall	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Dalapon	—	Resolved
October 14, 2000 – November 13, 2000	Notification, Public	Butachlor	—	Resolved
October 14, 2000 – November 13, 2000	Notification, Public	Aldicarb	—	Resolved
October 14, 2000 – November 13, 2000	Notification, Public	Aldicarb sulfoxide	—	Resolved
October 14, 2000 – November 13, 2000	Notification, Public	Methomyl	—	Resolved
October 14, 2000 – November 13, 2000	Notification, Public	Dicamba	—	Resolved
October 14, 2000 – November 13, 2000	Notification, Public	2,4,5-TP	—	Resolved
October 14, 2000 – November 13, 2000	Notification, Public	Heptachlor	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	Benzene	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	Endrin	—	Resolved
January 1, 2000 – December 31, 2000	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 20, 1997 – February 19, 1997	Notification, Public	Coliform (TCR)	—	Archived
January 1, 1994 – December 31, 1994	Monitoring, Regular	Trichloroethylene	—	Resolved
July 1, 1976 – June 30, 1980	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
July 1, 1976 – June 30, 1980	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issuedgeneral compliance action — not tied to a specific violation on record
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued3 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued4 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued4 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued3 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued3 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued3 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued4 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued3 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued4 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issuedgeneral compliance action — not tied to a specific violation on record
August 4, 2003State Administrative/Compliance Order with penalty issued4 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issuedgeneral compliance action — not tied to a specific violation on record
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued3 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued4 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued2 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued4 linked violations
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
August 4, 2003State Administrative/Compliance Order with penalty issued1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved6 linked violations
July 3, 2003State Compliance achieved5 linked violations
July 3, 2003State Compliance achieved3 linked violations
July 3, 2003State Compliance achieved3 linked violations
July 3, 2003State Compliance achieved3 linked violations
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achieved3 linked violations
July 3, 2003State Compliance achieved4 linked violations
July 3, 2003State Compliance achieved4 linked violations
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 3, 2003State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved1 linked violation
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achieved2 linked violations
July 3, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved3 linked violations
July 1, 2003State Compliance achieved4 linked violations
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved1 linked violation
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved2 linked violations
July 1, 2003State Compliance achieved5 linked violations
July 1, 2003State Compliance achieved4 linked violations
July 1, 2003State Compliance achieved3 linked violations
July 1, 2003State Compliance achieved3 linked violations
July 1, 2003State Compliance achieved2 linked violations
June 13, 2003State Public Notification requested8 linked violations
June 13, 2003State Public Notification requested3 linked violations
June 13, 2003State Public Notification requested10 linked violations
June 13, 2003State Public Notification requested3 linked violations
June 13, 2003State Public Notification requested3 linked violations
June 13, 2003State Public Notification requested4 linked violations
February 3, 2003State Intentional no-action4 linked violations
February 3, 2003State Intentional no-action5 linked violations
February 3, 2003State Intentional no-action3 linked violations
February 3, 2003State Intentional no-action4 linked violations
February 3, 2003State Intentional no-action3 linked violations
February 3, 2003State Intentional no-action2 linked violations
February 3, 2003State Intentional no-action3 linked violations
February 3, 2003State Intentional no-action2 linked violations
February 3, 2003State Intentional no-action4 linked violations
February 3, 2003State Intentional no-action1 linked violation
February 4, 2002State Public Notification requested2 linked violations
July 19, 2001State Public Notification requested87 linked violations
April 12, 2001State Compliance achieved3 linked violations
April 12, 2001State Compliance achieved2 linked violations
April 12, 2001State Compliance achieved5 linked violations
April 12, 2001State Compliance achieved30 linked violations
March 23, 2001State Public Notification requested21 linked violations
November 14, 2000State Public Notification issued34 linked violations
April 1, 1999State Compliance achieved3 linked violations
July 2, 1997State Compliance achieved33 linked violations
April 1, 1995State Compliance achieved1 linked violation

Contact

EDELWEISS MOUNTAIN IMPROVEMENT ASSOC

6057864366

BLACK HAWK, SD 57718