EPA — U.S. Environmental Protection Agency Lookups API
The Lookups API from EPA — U.S. Environmental Protection Agency — 10 operation(s) for lookups.
EPA — U.S. Environmental Protection Agency Lookups API is one of 137 APIs that EPA — U.S. Environmental Protection Agency publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
This API exposes 1242 JSON Schema definitions.
Tagged areas include Lookups. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and 1242 JSON Schemas.
This API exposes 20 operations across 10 paths, and defines 12 schemas. It is described by OpenAPI 3.0.3, at version 1.0.
Requests are made against a single base URL, https://aqs.epa.gov/data/api.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
EPA — U.S. Environmental Protection Agency Lookups API declares
1 security scheme
for authenticating requests.
An API key is passed in the query as key (emailKey).
By default, every request must be authenticated.
emailKey— AQS requires email and key query parameters on every request. Register at /signup?email=YOUREMAIL to receive a key by email.
Paths & Operations 20
Across 10 paths, the API surfaces 20 operations — 10 GET, 10 POST. Each is listed below with its method, path, parameters, and response codes.
Schemas 12
The contract defines 12 schemas that model the data the API accepts and returns. The most detailed are rlup24 (2 properties), rlup58 (2 properties), rlup01 (2 properties), rlup54 (2 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
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