USGS Water Monitoring
Real-time water levels and flow rates from USGS stream gauges
| Endpoint | https://mcp.olyport.com/water/mcp (streamable-http) |
|---|---|
| Registry version | 1.1.0 |
| Now | 3 tools · grade A (100) · pin ts_c14a6d4e27eeea026036a68d2fa57426 · protocol 2025-06-18 |
| First / last listed | 2026-10-28 04:03 UTC / 2026-10-28 04:03 UTC |
| Grade over time | 2026-10-28: A (100), 3 tools |
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Tools: get_water_levels get_sites_by_state get_flood_status
get_water_levels | Get recent water level and streamflow data for a USGS monitoring site.
Returns time-series data including discharge (streamflow) and gage height
for the specified monitoring station.
Args:
site_number: USGS site number (e.g. '01646500' for Potomac River at Little Falls).
days: Number of days of data to retrieve (default 7, max 120).
params: site_number*, days |
get_sites_by_state | Find USGS water monitoring sites in a state.
Returns a list of monitoring stations with their site numbers, names,
and locations. Use site numbers with get_water_levels to retrieve data.
Args:
state: Two-letter US state abbreviation (e.g. 'CA', 'TX').
site_type: Type of monitoring site. 'ST' for stream/river, 'GW' for groundwater well, 'SP' for spring.
limit: params: state*, site_type, limit |
get_flood_status | Get current flood conditions for USGS monitoring sites in a state.
Returns sites where water levels are above flood stage, indicating
active flooding or near-flood conditions. Checks the most recent
instantaneous values against known flood stages.
Args:
state: Two-letter US state abbreviation (e.g. 'CA', 'TX', 'LA').
params: state* |
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