CITY REPORT MT

Gallatin Gateway, MT - Home Safety Score unavailable

1 ZIP code · 1 water system · Updated

Data: EPA SDWIS

1
ZIP Codes
1
Water Systems
1
ZIPs with Violations
Zone 1
Radon Risk (High)
$818K
Median Home Value
$2,400
Est. Remediation (0.3% of home value)

Gallatin Gateway Water: The Quick Version

  • Your city's water systems recorded 1 violation in the past 5 years.
  • Average lead level: 0.0048 mg/L.
  • Homes built before 1986: 41% - older plumbing may contain lead solder.
  • Estimated remediation: $2,400 per household.
  • CDC health risk index: 9.21.

Water Systems Serving Gallatin Gateway

While 1 water system appear in federal records for Gallatin Gateway, MT, one provider supplies the majority of residential connections - making it the central point of infrastructure and compliance accountability for most households.

Overview

We track home safety data for 1 ZIP code in Gallatin Gateway, Montana (population ~2,367), covering 1 community water system serving approximately 4,132 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.

Water Sources

Gallatin Gateway water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0048 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Arsenic Inorganic 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
59730 1 0 Big Sky County Water and Sewer District 363

All ZIP Codes in Gallatin Gateway

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

CDC Health Data for Gallatin Gateway

10.7%
Asthma (US: 9.8%)
6.7%
Diabetes (US: 10.4%)
16.7%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 10.7% ↑
Diabetes 6.7% ↓
Mental Health 16.7% ↑

Vertical line = national average. Above national · Below national

Key Contaminants Detected in Gallatin Gateway

Arsenic 2 violations
Inorganic · EPA limit: 0.01 mg/L
Skin damage, circulatory problems, cancer risk

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

How Old Is Gallatin Gateway's Housing Stock?

1997
Median Build Year
41%
Built Before 1986
16%
Built Before 1970
Copper
Likely Pipe Material

With 41% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

When trying to understand water quality at the household level, the year a home was built often matters more than any city-wide water report. That's because the 1986 federal ban on lead solder in plumbing, and the earlier phase-out of lead pipes before 1970, created sharp discontinuities in residential plumbing risk by construction era. Gallatin Gateway's median build year of 1997 puts the city in the transition zone: a substantial share of the housing stock postdates the solder ban, but a comparable fraction predates it - with the oldest homes carrying both the solder risk and the pipe risk simultaneously. Whether any individual household sits on the safer or riskier side of these thresholds is the key question, and it's one the city-wide median alone can't answer.

1997
Median Year Built
41%
Pre-1986 (Lead Paint Risk)
16%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (16%) 1970–1986 (25%) Post-1986 (59%)

Most homes in Gallatin Gateway were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

Gallatin Gateway: Remediation Cost in Perspective

Across Gallatin Gateway, the equity share taken up by estimated remediation is small - a favorable ratio for most property owners.

Median Home Value
$817,600
Est. Remediation
$2,400
Remediation as % of home value 0.3%

Remediation costs in Gallatin Gateway are relatively low compared to home values. The $1,600–$3,300 estimated range is a small fraction of median property value. Home values are 176% above the Montana average.

Protecting Children from Lead in Gallatin Gateway

41%
Homes Built Before 1986
0.0048
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Confirming what arrives at a specific faucet is something utility-side averages cannot do. With 41% of Gallatin Gateway stock built before the lead-solder ban and citywide monitoring at or beyond the regulatory mark, a tap-level kit fits the standard diligence picture.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical Flood-Claim Evidence for Gallatin Gateway

2
Total FEMA Flood Claims
$15,780
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Gallatin Gateway contains 2 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $15,780. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$2,400</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

How many water violations does Gallatin Gateway have?
Gallatin Gateway water systems have a total of 1 EPA violation. Violations are tracked across 1 ZIP code.
Does Gallatin Gateway water have lead?
The average 90th-percentile lead level in Gallatin Gateway is 0.0048 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Gallatin Gateway?
Gallatin Gateway is served by 1 public water system across 1 ZIP code, serving approximately 2,367 people.
How much does it cost to fix water issues in Gallatin Gateway?
Estimated remediation costs in Gallatin Gateway average $2,400 per household, ranging from $1,600 to $3,300. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesMontana → Gallatin Gateway, MT

How to cite this page

APA ZipCheckup. (2026). Gallatin Gateway, MT - Home Safety Score unavailable. https://zipcheckup.com/cities/mt/gallatin-gateway/
BibTeX
@misc{zipcheckup-cities-mt-gallatin-gateway,
  author = {{ZipCheckup}},
  title  = {{Gallatin Gateway, MT - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/mt/gallatin-gateway/}
}

Page version: August 2026.

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