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EPA SDWIS City OverviewWater Testing & Safety Guide

Gildford, MT Water Quality Testing & Safety Report

EPA compliance records, water testing guidelines, and hardness metrics for all 1 ZIP code in Gildford, Montana

Quick EPA Verified Summary

Is Tap Water Safe to Drink in Gildford, MT?

Tap water in Gildford, MT receives an EPA Safety Grade of C (55/100) due to 0 health-based violation(s) and elevated lead risk. While treated by local utilities, residents are advised to test tap water and use an NSF/ANSI 53 certified filter for drinking and cooking.

Average Score

55/100

Health Violations

0

Water Hardness

Hard

160 mg/L (9.4 GPG)

High Lead Risk

1

of 1 ZIP codes

C

About Tap Water in Gildford, MT

Drinking water in Gildford, MT receives an average water quality grade of C (score: 55/100) across its 1 ZIP code. Safe Drinking Water Act compliance monitoring is managed by local utilities including Hidden Valley Colony.

⚠ Lead Risk Alert: Some ZIP codes in Gildford are rated High or Very High for lead exposure risk based on EPA data. Search your specific ZIP code for a detailed lead level report.

Water Quality Testing in Gildford, MT

Tap Water & Well Water Testing Recommendations

Testing your drinking water in Gildford confirms whether contaminants like lead, nitrates, bacteria, and PFAS are entering your home. While municipal utilities test water before distribution, private plumbing and private well systems require homeowner testing.

Tap Water Testing Checklist

  • 1.Identify your plumbing age: Homes built before 1986 in Gildford may have lead solder or lead service lines.
  • 2.Request your utility's latest Consumer Confidence Report (CCR) for annual municipal baseline data.
  • 3.Use an EPA-certified laboratory or state-certified test kit for precision lead and PFAS detection (standard DIY strips cannot reliably measure trace heavy metals).
  • 4.Collect a "first draw" sample: Test water that has sat motionless in pipes for at least 6 hours to check for plumbing corrosion.

Private Well Water Testing Checklist

  • •Private wells in MT are not monitored by the EPA or Montana Department of Environmental Quality — testing is 100% the homeowner's responsibility.
  • •Annual Test: Screen for Total Coliform Bacteria, E. coli, Nitrates/Nitrites, and pH every spring.
  • •Comprehensive Test (Every 3-5 Years): Test for heavy metals (Lead, Arsenic, Uranium), Volatile Organic Compounds (VOCs), and Hardness.
  • •Post-Disruption Testing: Immediately test well water following heavy floods, local construction, agricultural runoff, or sudden taste/odor changes.

Critical Water Testing Parameters for Gildford Residents

ParameterHealth ReasonEPA Limit / Standard
Lead (Pb)Plumbing corrosion; dangerous neurotoxin for children15 ppb (Action Level) / 0 ppb Goal
Total Coliform & E. ColiBacterial contamination from sewage or surface runoff0 mg/L (Zero Tolerance)
Nitrates / NitritesFertilizer and septic tank seepage; causes blue baby syndrome10 mg/L (MCL)
Water Hardness (Ca & Mg)Affects appliance lifespan, scale buildup, and skin hydrationHard (>120 mg/L)
PFAS ("Forever Chemicals")Industrial non-stick chemicals linked to metabolic and immune issues4.0 ppt (EPA 2024 Rule)
State Regulatory Oversight: Environmental standards and certified water lab registries in MT are maintained by the Montana Department of Environmental Quality.

Water Quality by ZIP Code — Gildford, MT

Showing 1 of 1 monitored ZIP code in Gildford

C
59525

Gildford, MT

Score: 55/100✓ Clean Record

All Gildford, MT ZIP Code Reports (1 Total)

59525

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Frequently Asked Questions — Gildford Water Quality & Testing

Is tap water safe to drink in Gildford, MT?+
Tap water in Gildford has a grade of C, indicating compliance concerns in recent years. Families with young children or pregnant women should consider using a certified NSF/ANSI 53 water filter for drinking and cooking.
How do I test water quality in Gildford, MT?+
To test water quality in Gildford, you can order an EPA-compliant drinking water test kit or submit samples to a state-certified environmental testing laboratory in MT. Testing is especially recommended for homes built before 1986 (to check for lead in plumbing) and for properties with private well systems.
Should I test private well water in Gildford?+
Yes. Unlike municipal tap water, private wells in Gildford, MT are not monitored or regulated by the EPA or local utilities. Private well owners are responsible for testing their water annually for coliform bacteria and nitrates, and every 3 to 5 years for heavy metals (lead, arsenic) and volatile organic compounds.
How hard is the tap water in Gildford?+
Tap water in Gildford is classified as Hard with an estimated average hardness of 160 mg/L (9.4 GPG). Homeowners may want to consider a water softener to prevent scale buildup in appliances.
What is the water quality score for Gildford?+
The average water quality score across 1 ZIP code in Gildford, MT is 55/100. Scores are derived from EPA violation history, lead levels, enforcement actions, and infrastructure risk indicators. Individual ZIP codes may vary — search your specific ZIP above for a personalized report.
Does Gildford have lead in its tap water?+
1 out of 1 ZIP codes in Gildford are rated High or Very High for lead exposure risk. Older homes built before 1986 may have lead service lines or plumbing fixtures. Residents should run their tap for 30 seconds before use and consider a certified NSF/ANSI 53 lead filter.
Where does Gildford's tap water come from?+
Tap water in Gildford, MT primarily comes from ground water. Groundwater systems pump water from underground aquifers, which is naturally filtered through soil and rock but can still contain naturally occurring contaminants.

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