IROQUOIS, SD

YALE Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of January 1, 2006. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in SD.

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): SD4600378
System type: Community Water System
Population served: 128
Service connections: 47
Ownership: local government
Water source: groundwater (wells)

Violation history

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

Archived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
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

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

December 1, 2003State Compliance achieved7 linked violations
January 24, 1996State Public Notification requested75 linked violations
November 8, 1995State Public Notification issued30 linked violations
August 31, 1995State Public Notification received7 linked violations
April 10, 1995State Public Notification requested10 linked violations
July 25, 1994State Compliance achieved21 linked violations

Last known contact on file (system is inactive)

YALE

605-599-2801

IROQUOIS, SD 57353