Connection check
verified live · 27h ago
tapwatermap
Query US tap-water quality from the EPA's SDWIS records — by city, system, or contaminant.
Tools
10
GitHub stars
—
Installs / wk
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Licence
—
Transport
streamable-http
Last checked
27h ago
Tools & capabilities
10 toolsRead from the running server on 27h ago.
compare_cities
read-only
cities*
Compare the EPA records of several cities side by side. Pass cities as 'City, ST' strings. Compare the EPA records of several cities side by side. Pass cities as 'City, ST' strings.
coverage_stats
read-only
What TapWaterMap covers: states, cities, total EPA violation records, and the data quarter/date. What TapWaterMap covers: states, cities, total EPA violation records, and the data quarter/date.
explain_contaminant
read-only
contaminant*
Plain-English explanation of an EPA contaminant by name or code: the EPA name, whether the EPA classifies it as health-based, and how often it appears in our records. Not medical a… Plain-English explanation of an EPA contaminant by name or code: the EPA name, whether the EPA classifies it as health-based, and how often it appears in our records. Not medical advice.
fetch
read-only
id*
Fetch the full plain-English EPA tap-water record for a city id (e.g. 'vt/burlington') returned by `search`. (ChatGPT/Deep-Research compatible.) Fetch the full plain-English EPA tap-water record for a city id (e.g. 'vt/burlington') returned by `search`. (ChatGPT/Deep-Research compatible.)
find_cities
read-only
limitstatecontaminantminPopulationhealthBasedOnlyopenViolationsOnly
Filter/rank cities across the dataset — e.g. cities in TX with open health-based violations, or cities with a specific contaminant. Returns ranked matches. Filter/rank cities across the dataset — e.g. cities in TX with open health-based violations, or cities with a specific contaminant. Returns ranked matches.
get_city_water
read-only
city*state*
The core tool: what the EPA has on record for a city's tap water — the active community water systems serving it, populations, sources, and violations (contaminant, health-based or… The core tool: what the EPA has on record for a city's tap water — the active community water systems serving it, populations, sources, and violations (contaminant, health-based or not, dates, status, level vs limit when recorded). Plain-English, sourced, never a safety verdict.
get_water_system
read-only
pwsid*
EPA record for a single water system by its PWSID (e.g. 'VT0005053'): name, population served, source, and violations. EPA record for a single water system by its PWSID (e.g. 'VT0005053'): name, population served, source, and violations.
list_state_cities
read-only
state*
List all covered cities in a state (with violation counts). List all covered cities in a state (with violation counts).
search
read-only
query*
Search TapWaterMap for US cities by name. Returns matching cities with an id you can pass to `fetch`. (ChatGPT/Deep-Research compatible.) Search TapWaterMap for US cities by name. Returns matching cities with an id you can pass to `fetch`. (ChatGPT/Deep-Research compatible.)
search_cities
read-only
limitquery*state