GET nwis/stat/
Summary: Get statistical summaries
Operation ID: getStatistics
Auth: unknown
Operation ID: getStatistics
Auth: unknown
Description
Retrieve daily, monthly, or annual statistics for USGS monitoring sites based on approved data. Supports mean, min, max, median, and percentile calculations.
Parameters (12)
agencyCd
(string, query, optional)
Agency code
endDt
(string, query, optional)
End date (same format as startDt)
format
(string, query, optional, default: rdb)
Output format (currently only rdb supported)
Constraints: {'enum': ['rdb']}
missingData
(string, query, optional, default: off)
Allow partial data for monthly/annual stats
Constraints: {'enum': ['on', 'off']}
parameterCd
(string, query, optional)
USGS parameter codes (up to 100 values)
site
(string, query, required)
Site number(s) - up to 10 comma-separated values
siteStatus
(string, query, optional, default: all)
Filter by site status
Constraints: {'enum': ['all', 'active', 'inactive']}
siteType
(string, query, optional)
Site type codes
startDt
(string, query, optional)
Start date: YYYY-MM-DD (daily), YYYY-MM (monthly), or YYYY (annual)
statReportType
(string, query, optional, default: daily)
Type of statistics report
Constraints: {'enum': ['daily', 'monthly', 'annual']}
statType
(string, query, optional, default: all)
Statistic type(s)
Constraints: {'enum': ['all', 'mean', 'min', 'max', 'median']}
statYearType
(string, query, optional, default: calendar)
For annual stats: calendar or water year (Oct-Sept)
Constraints: {'enum': ['calendar', 'water']}
Examples (1)
| Title | Type | URL | Action |
|---|---|---|---|
| Get statistical summaries | openapi-spec |
https://waterservices.usgs.gov/nwis/stat/?site=01646500¶meterCd=00060 |
Probe History
Status Codes
| Time | Status | Latency | Size |
|---|---|---|---|
| 2026-03-23 10:32:20.170953 | 200 | 748ms |