ESTELLINE, SD · Hamlin County

ESTELLINE 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): SD4600119
System type: Community Water System
Population served: 749
Service connections: 325
Ownership: local government
Water source: groundwater (wells)

Violation history

Treatment Technique No Certif. Operator
Health-based
Stage 1 Disinfectants and Disinfection Byproducts Rule
March 30, 2023 – February 8, 2024
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Nitrate
July 1, 2004 – July 31, 2004
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 1999 – December 31, 1999
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 1999 – December 31, 1999
Resolved
Notification, Public
—
No contaminant on record
September 1, 1990 – September 30, 1990
Archived
Monitoring, Regular
—
Combined Radium (-226 and -228)
July 1, 1976 – June 30, 1980
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
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
March 30, 2023 – February 8, 2024	Treatment Technique No Certif. Operator	Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-based	Resolved
July 1, 2004 – July 31, 2004	Maximum Contaminant Level Violation, Average	Nitrate	Health-based	Resolved
January 1, 1999 – December 31, 1999	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 1999 – December 31, 1999	Monitoring, Regular	Trichloroethylene	—	Resolved
September 1, 1990 – September 30, 1990	Notification, Public	—	—	Archived
July 1, 1976 – June 30, 1980	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived
July 1, 1976 – June 30, 1980	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

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

Enforcement actions

February 8, 2024State Compliance achieved1 linked violation
March 30, 2023State Violation/Reminder Notice1 linked violation
October 31, 2019State Public Notification received4 linked violations
October 21, 2019State Public Notification requested3 linked violations
October 21, 2019State Public Notification requested3 linked violations
October 7, 2019State Compliance achieved2 linked violations
June 3, 2019State Compliance achieved1 linked violation
April 30, 2014State Public Notification received2 linked violations
January 1, 2009State Compliance achieved1 linked violation
July 31, 2007State Public Notification received1 linked violation
July 9, 2007State Public Notification requested1 linked violation
January 25, 2006State Compliance achieved2 linked violations
December 8, 2005State Public Notification received2 linked violations
November 23, 2005State Public Notification requested2 linked violations
November 2, 2005State Public Notification received2 linked violations
January 1, 2005State Compliance achieved2 linked violations
August 18, 2004State Public Notification received1 linked violation
July 21, 2004State Administrative/Compliance Order with penalty issued1 linked violation
July 21, 2004State Public Notification requested1 linked violation
July 21, 2004State Administrative/Compliance Order with penalty issued1 linked violation
August 13, 2001State Public Notification received9 linked violations
July 6, 2001State Public Notification received2 linked violations
November 13, 1997State Public Notification issued2 linked violations
September 15, 1997State Public Notification requested1 linked violation
January 14, 1997State Public Notification issued3 linked violations
November 21, 1996State Public Notification requested1 linked violation
December 4, 1995State Compliance achieved2 linked violations
August 9, 1995State Public Notification requested1 linked violation
August 1, 1994State Public Notification issued5 linked violations
August 1, 1994State Compliance achieved1 linked violation
August 1, 1994State Compliance achieved1 linked violation
August 1, 1994State Compliance achieved1 linked violation
August 1, 1994State Compliance achieved1 linked violation
February 9, 1994State Public Notification issued2 linked violations
January 6, 1994State Public Notification requested3 linked violations
December 20, 1993State Public Notification requested1 linked violation
December 8, 1993State Public Notification issued2 linked violations
November 11, 1993State Public Notification requested3 linked violations
October 1, 1993State Intentional no-action4 linked violations
August 26, 1993State Public Notification received2 linked violations
July 13, 1993State Public Notification requested6 linked violations
July 1, 1993State Compliance achieved2 linked violations
December 14, 1992State Public Notification requested13 linked violations
February 13, 1992State Public Notification issued66 linked violations

Contact

ESTELLINE

6058732388

ESTELLINE, SD 57234