USGS Water monitoring sites

GET

/api/v1/environment/usgs-water/sites

Last modified:2026-05-10 09:22:39

Maintainer:Not configured

OperationId:environment_usgs_water_sites

List USGS NWIS monitoring sites. Filter by US state, site type, bounding box, parameter code, or data-type availability. Returns site metadata including location, altitude, and hydrologic unit code. Dual-path: legacy WaterServices primary, OGC API fallback.

Request

Authorization

API Key

Add parameter in header

x-api-key

Example:

x-api-key: ********************

Query Params

Header Params

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location '/api/v1/environment/usgs-water/sites?state=TX&site_type=ST&bbox=-77.5%2C38.8%2C-77.0%2C39.2&parameter=00060&has_data_type=iv&limit=100' \
--header 'x-api-key: <api-key>'

Responses

🟢200

application/json

List of USGS monitoring sites with location and classification metadata.

Bodyapplication/json

Example

{
    "data": {
        "sites": [
            {
                "agency": "string",
                "site_id": "string",
                "site_name": "string",
                "site_type_code": "string",
                "latitude": 0,
                "longitude": 0,
                "huc": "string",
                "property1": "string",
                "property2": "string"
            }
        ],
        "count": 0,
        "total_returned": 0,
        "api_version": "string",
        "property1": "string",
        "property2": "string"
    },
    "meta": {
        "endpoint": "/api/v1/fred/us/cpi",
        "data_time": "2026-04-16T14:30:00Z",
        "response_time": "2026-04-16T14:30:12Z",
        "provider": "Sugra API v1.0.1",
        "source": "string",
        "fallback_used": true,
        "fallback_chain": [
            "string"
        ],
        "cached": true
    }
}

🟠401

🟠422

🟠429

🔴503

Modified at 2026-05-10 09:22:39

Count earthquakes

Single USGS site metadata