Water Quality in CRANDON, WI (54520)

EPA violation data for public water systems serving ZIP code 54520.

Total Violations

Health-Based

Monitoring / Reporting

Resolved

What does this mean?

85 of 87 violations have been resolved. 1 is a health-based violation, meaning contaminant levels exceeded federal safety limits. The remaining 86 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 36 Population served: 6,428

Violations Detail (87 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Public Notice	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Resolved	N/A
Cadmium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Kidney damage
Beryllium, Total	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Cadmium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Kidney damage
Asbestos	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Asbestos	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Asbestos	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Antimony, Total	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Antimony, Total	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Antimony, Total	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Arsenic	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Cadmium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Kidney damage
Arsenic	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Barium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Increase in blood pressure
Barium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Increase in blood pressure
Barium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Increase in blood pressure
Chromium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Allergic dermatitis
Chromium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Allergic dermatitis
Chromium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Allergic dermatitis
CYANIDE	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Nerve damage or thyroid problems
CYANIDE	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Nerve damage or thyroid problems
CYANIDE	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Nerve damage or thyroid problems
Fluoride	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Fluoride	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Bone disease (pain and tenderness of the bones); children may get mottled teeth
Mercury	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Kidney damage
Mercury	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Kidney damage
Mercury	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Kidney damage
Nickel	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nickel	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nickel	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Selenium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Hair or fingernail loss; numbness in fingers or toes; circulatory problems
Beryllium, Total	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Beryllium, Total	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Thallium, Total	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Thallium, Total	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Thallium, Total	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Selenium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Hair or fingernail loss; numbness in fingers or toes; circulatory problems
Selenium	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Hair or fingernail loss; numbness in fingers or toes; circulatory problems
Arsenic	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Chlorine	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Eye and nose irritation; stomach discomfort
CYANIDE	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Nerve damage or thyroid problems
CYANIDE	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Nerve damage or thyroid problems
CYANIDE	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	Nerve damage or thyroid problems
E. COLI	Monitoring	0	N/A	Aug 27, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 27, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 27, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 27, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Public Notice	Monitoring	N/A	N/A	Aug 27, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 27, 2023	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Groundwater Rule	Monitoring	N/A	N/A	Nov 3, 2021	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Nov 3, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2024(4)

Public Notice

Oct 16Active

LEAD AND COPPER RULE REVISIONS

Oct 16Resolved

Public Notice

Oct 16Active

LEAD AND COPPER RULE REVISIONS

Oct 16Resolved

2023(50)

Cadmium

Dec 31Resolved

Beryllium, Total

Dec 31Resolved

Cadmium

Dec 31Resolved

Asbestos

Dec 31Resolved

Asbestos

Dec 31Resolved

Asbestos

Dec 31Resolved

Antimony, Total

Dec 31Resolved

Antimony, Total

Dec 31Resolved

Antimony, Total

Dec 31Resolved

Arsenic

Dec 31Resolved

Cadmium

Dec 31Resolved

Arsenic

Dec 31Resolved

Barium

Dec 31Resolved

Barium

Dec 31Resolved

Barium

Dec 31Resolved

Chromium

Dec 31Resolved

Chromium

Dec 31Resolved

Chromium

Dec 31Resolved

CYANIDE

Dec 31Resolved

CYANIDE

Dec 31Resolved

CYANIDE

Dec 31Resolved

Fluoride

Dec 31Resolved

Fluoride

Dec 31Resolved

Fluoride

Dec 31Resolved

Mercury

Dec 31Resolved

Mercury

Dec 31Resolved

Mercury

Dec 31Resolved

Nickel

Dec 31Resolved

Nickel

Dec 31Resolved

Nickel

Dec 31Resolved

Selenium

Dec 31Resolved

Beryllium, Total

Dec 31Resolved

Beryllium, Total

Dec 31Resolved

Thallium, Total

Dec 31Resolved

Thallium, Total

Dec 31Resolved

Thallium, Total

Dec 31Resolved

Selenium

Dec 31Resolved

Selenium

Dec 31Resolved

Arsenic

Dec 31Resolved

Chlorine

Dec 31Resolved

Chlorine

Dec 31Resolved

CYANIDE

Dec 31Resolved

CYANIDE

Dec 31Resolved

CYANIDE

Dec 31Resolved

E. COLI

Aug 27Resolved

E. COLI

Aug 27Resolved

E. COLI

Aug 27Resolved

E. COLI

Aug 27Resolved

Public Notice

Aug 27Resolved

Public Notice

Aug 27Resolved

How Does This Compare?

CRANDON (54520) has 87 recorded violations, including 1 health-based. 2 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Water Quality in CRANDON, WI (54520)

What does this mean?

Violations Detail (87 total)

Lead & Copper Levels

Violation Timeline

2024(4)

2023(50)

2022(31)

2021(2)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

UV Water Purifier

Nearby ZIP Codes

Check Another ZIP Code