SUN DOWN SKI RESORT

Iowa — Transient Non-Community — PWSID: IA3126887

System Information

PWSID	IA3126887
System Name	SUN DOWN SKI RESORT
System Type	Transient Non-Community
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	07
Serves School	No
Wholesaler	No
First Reported	Feb 27, 1979
Last Reported	Dec 19, 2025

Location & Contact

State	Iowa
City	DUBUQUE
ZIP Code	52002
Address	ATTN MARK GORDON GENERAL MGR
Organization	SUN DOWN SKI RESORT
Phone	563-556-6676

Population & Service

Population Served	685
Service Connections	5

Drinking Water Violations (26)

This water system has 26 violations recorded in the EPA SDWIS database.

Begin Date	End Date	Contaminant	Category	Health-Based	Major	Measured	Federal MCL	State MCL	Status	Return to Compliance	Rule
Nov 1, 2019	Nov 30, 2019	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Nov 30, 2019	Revised Total Coliform Rule
Nov 1, 2019	Nov 30, 2019	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Nov 30, 2019	Revised Total Coliform Rule
Nov 1, 2019	Nov 30, 2019	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Nov 30, 2019	Revised Total Coliform Rule
Nov 1, 2019	Nov 30, 2019	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Nov 30, 2019	Revised Total Coliform Rule
Dec 1, 2016	Dec 31, 2016	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Dec 31, 2016	Revised Total Coliform Rule
Dec 1, 2016	Dec 31, 2016	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Dec 31, 2016	Revised Total Coliform Rule
Dec 1, 2016	Dec 31, 2016	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Dec 31, 2016	Revised Total Coliform Rule
Dec 1, 2016	Dec 31, 2016	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Dec 31, 2016	Revised Total Coliform Rule
Dec 1, 2016	Dec 31, 2016	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Dec 31, 2016	Revised Total Coliform Rule
Dec 1, 2016	Dec 31, 2016	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Dec 31, 2016	Revised Total Coliform Rule
Jan 1, 2002	Mar 31, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 2002	Nitrate Rule
Jan 1, 2002	Mar 31, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 2002	Nitrate Rule
Jan 1, 2002	Mar 31, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 2002	Nitrate Rule
Jan 1, 1991	Mar 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1991	Total Coliform Rule
Jan 1, 1991	Mar 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1991	Total Coliform Rule
Jan 1, 1991	Mar 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1991	Total Coliform Rule
Jan 1, 1991	Mar 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1991	Total Coliform Rule
Jan 1, 1991	Mar 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1991	Total Coliform Rule
Jan 1, 1991	Mar 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1991	Total Coliform Rule
Jan 1, 1991	Mar 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1991	Total Coliform Rule
Jan 1, 1991	Mar 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1991	Total Coliform Rule
Apr 1, 1985	Mar 31, 1988	Nitrate	MR	No	Yes	—	10 mg/L	—	Archived	Mar 31, 1988	Nitrate Rule
Apr 1, 1985	Mar 31, 1988	Nitrate	MR	No	Yes	—	10 mg/L	—	Archived	Mar 31, 1988	Nitrate Rule
—	—		—	No	No	—	—	—	—	—	—
—	—		—	No	No	—	—	—	—	—	—
—	—		—	No	No	—	—	—	—	—	—

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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