US Army Corps of Engineers

The US Army Corps of Engineers is a federal agency that plays a critical role in managing the nation's water resources and infrastructure. They are responsible for building and maintaining dams, levees, and flood control systems, overseeing construction of ports, harbors, and waterways, and providing engineering support to military operations. USACE publishes open APIs including the CWMS Data API for water management timeseries data, the National Inventory of Dams API, and open geospatial datasets.

US Army Corps of Engineers publishes 7 APIs on the APIs.io network, including Catalog API, Levels API, Locations API, and 4 more. Tagged areas include Water Resources, Federal Government, Military Engineering, Infrastructure, and Open Data.

The US Army Corps of Engineers catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.

🌐 Visit website 📡 Source on GitHub

38.3/100 thin ▬ flat Agent 22/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6

AccessFreemium

9 APIs

Water ResourcesFederal GovernmentMilitary EngineeringInfrastructureOpen DataGeospatial Data

Kin Score

Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6

Composite quality — 38.3/100 · thin

Contract Quality 15.9 / 25

Developer Ergonomics 0.0 / 20

Commercial Clarity 7.9 / 20

Operational Transparency 4.1 / 13

Governance 7.0 / 12

Discoverability 6.5 / 10

Agent readiness — 22/100 · agent aware

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

MCP Server 0 / 12

Machine-Readable Auth 0 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/us-army-corps-of-engineers: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 9

Individual APIs this provider publishes, each with its own machine-readable definition.

Rate Limits 1

Documented rate limits and quota policies.

Us Army Corps Of Engineers Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

JSON Schema 2

Standalone JSON Schema definitions for this provider's data models.

Examples 2

Example request and response payloads for these APIs.

AGENTIC

Resources

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

AgenticAccess

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Company 1

The organization behind the API

LinkedIn

Source (apis.yml)

aid: us-army-corps-of-engineers
url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/apis.yml
common:
- type: AgenticAccess
  url: agentic-access/us-army-corps-of-engineers-agentic-access.yml
- type: DomainSecurity
  url: security/us-army-corps-of-engineers-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/us-army-corps-of-engineers
apis:
- aid: us-army-corps-of-engineers:usace-national-inventory-of-dams
  name: USACE National Inventory of Dams API
  tags:
  - Dams
  - Federal Government
  - Water Infrastructure
  - Safety
  - Geospatial Data
  humanURL: https://nid.sec.usace.army.mil/
  properties:
  - url: https://nid.sec.usace.army.mil/
    type: Documentation
  - url: https://nid.sec.usace.army.mil/api/developer
    type: SwaggerUI
  - url: https://geospatial-usace.opendata.arcgis.com/datasets/1632cb2bb23046569fbf2bc144f06764_0
    type: GISData
  description: The National Inventory of Dams (NID) API provides access to the comprehensive database of US dams maintained
    by the US Army Corps of Engineers. The database contains information on over 70 data fields for each dam including location,
    size, type, purpose, hazard classification, last inspection date, and owner information. The API supports searching and
    filtering dam records.
- aid: us-army-corps-of-engineers:usace-open-data
  name: USACE Open Data
  tags:
  - Open Data
  - Federal Government
  - Geospatial Data
  - Water Resources
  - Infrastructure
  humanURL: https://www.usace.army.mil/open/
  properties:
  - url: https://www.usace.army.mil/open/
    type: Documentation
  - url: https://geospatial-usace.opendata.arcgis.com/
    type: GeoSpatialPortal
  - url: https://catalog.data.gov/dataset?publisher=US+Army+Corps+of+Engineers
    type: DataGov
  - url: https://permits.ops.usace.army.mil/
    type: PermitsPortal
  description: The USACE Open Data program provides public access to geospatial data, regulatory permit information, and other
    datasets maintained by the US Army Corps of Engineers. Data is available through ArcGIS Open Data, data.gov, and the USACE
    Regulatory portal.
- aid: us-army-corps-of-engineers:us-army-corps-of-engineers-catalog-api
  name: US Army Corps of Engineers Catalog API
  description: The Catalog API from US Army Corps of Engineers — 1 operation(s) for catalog.
  humanURL: https://cwms-data.usace.army.mil/cwms-data/
  baseURL: https://cwms-data.usace.army.mil/cwms-data
  tags:
  - Catalog
  properties:
  - type: OpenAPI
    url: openapi/us-army-corps-of-engineers-catalog-api-openapi.yml
  - type: Documentation
    url: https://cwms-data.usace.army.mil/cwms-data/
  - type: SwaggerUI
    url: https://cwms-data.usace.army.mil/cwms-data/swagger-ui.html
  - type: GitHubRepository
    url: https://github.com/USACE/cwms-data-api
  - type: APIDocumentation
    url: https://cwms-data-api.readthedocs.io/latest/
  - type: SpectralRuleset
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/rules/usace-cwms-data-rules.yml
  - type: JSONSchema
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-schema/usace-timeseries-schema.json
  - type: JSONLDContext
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-ld/us-army-corps-of-engineers-context.jsonld
- aid: us-army-corps-of-engineers:us-army-corps-of-engineers-levels-api
  name: US Army Corps of Engineers Levels API
  description: The Levels API from US Army Corps of Engineers — 1 operation(s) for levels.
  humanURL: https://cwms-data.usace.army.mil/cwms-data/
  baseURL: https://cwms-data.usace.army.mil/cwms-data
  tags:
  - Levels
  properties:
  - type: OpenAPI
    url: openapi/us-army-corps-of-engineers-levels-api-openapi.yml
  - type: Documentation
    url: https://cwms-data.usace.army.mil/cwms-data/
  - type: SwaggerUI
    url: https://cwms-data.usace.army.mil/cwms-data/swagger-ui.html
  - type: GitHubRepository
    url: https://github.com/USACE/cwms-data-api
  - type: APIDocumentation
    url: https://cwms-data-api.readthedocs.io/latest/
  - type: SpectralRuleset
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/rules/usace-cwms-data-rules.yml
  - type: JSONSchema
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-schema/usace-timeseries-schema.json
  - type: JSONLDContext
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-ld/us-army-corps-of-engineers-context.jsonld
- aid: us-army-corps-of-engineers:us-army-corps-of-engineers-locations-api
  name: US Army Corps of Engineers Locations API
  description: The Locations API from US Army Corps of Engineers — 2 operation(s) for locations.
  humanURL: https://cwms-data.usace.army.mil/cwms-data/
  baseURL: https://cwms-data.usace.army.mil/cwms-data
  tags:
  - Locations
  properties:
  - type: OpenAPI
    url: openapi/us-army-corps-of-engineers-locations-api-openapi.yml
  - type: Documentation
    url: https://cwms-data.usace.army.mil/cwms-data/
  - type: SwaggerUI
    url: https://cwms-data.usace.army.mil/cwms-data/swagger-ui.html
  - type: GitHubRepository
    url: https://github.com/USACE/cwms-data-api
  - type: APIDocumentation
    url: https://cwms-data-api.readthedocs.io/latest/
  - type: SpectralRuleset
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/rules/usace-cwms-data-rules.yml
  - type: JSONSchema
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-schema/usace-timeseries-schema.json
  - type: JSONLDContext
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-ld/us-army-corps-of-engineers-context.jsonld
- aid: us-army-corps-of-engineers:us-army-corps-of-engineers-offices-api
  name: US Army Corps of Engineers Offices API
  description: The Offices API from US Army Corps of Engineers — 1 operation(s) for offices.
  humanURL: https://cwms-data.usace.army.mil/cwms-data/
  baseURL: https://cwms-data.usace.army.mil/cwms-data
  tags:
  - Offices
  properties:
  - type: OpenAPI
    url: openapi/us-army-corps-of-engineers-offices-api-openapi.yml
  - type: Documentation
    url: https://cwms-data.usace.army.mil/cwms-data/
  - type: SwaggerUI
    url: https://cwms-data.usace.army.mil/cwms-data/swagger-ui.html
  - type: GitHubRepository
    url: https://github.com/USACE/cwms-data-api
  - type: APIDocumentation
    url: https://cwms-data-api.readthedocs.io/latest/
  - type: SpectralRuleset
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/rules/usace-cwms-data-rules.yml
  - type: JSONSchema
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-schema/usace-timeseries-schema.json
  - type: JSONLDContext
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-ld/us-army-corps-of-engineers-context.jsonld
- aid: us-army-corps-of-engineers:us-army-corps-of-engineers-ratings-api
  name: US Army Corps of Engineers Ratings API
  description: The Ratings API from US Army Corps of Engineers — 1 operation(s) for ratings.
  humanURL: https://cwms-data.usace.army.mil/cwms-data/
  baseURL: https://cwms-data.usace.army.mil/cwms-data
  tags:
  - Ratings
  properties:
  - type: OpenAPI
    url: openapi/us-army-corps-of-engineers-ratings-api-openapi.yml
  - type: Documentation
    url: https://cwms-data.usace.army.mil/cwms-data/
  - type: SwaggerUI
    url: https://cwms-data.usace.army.mil/cwms-data/swagger-ui.html
  - type: GitHubRepository
    url: https://github.com/USACE/cwms-data-api
  - type: APIDocumentation
    url: https://cwms-data-api.readthedocs.io/latest/
  - type: SpectralRuleset
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/rules/usace-cwms-data-rules.yml
  - type: JSONSchema
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-schema/usace-timeseries-schema.json
  - type: JSONLDContext
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-ld/us-army-corps-of-engineers-context.jsonld
- aid: us-army-corps-of-engineers:us-army-corps-of-engineers-reservoirs-api
  name: US Army Corps of Engineers Reservoirs API
  description: The Reservoirs API from US Army Corps of Engineers — 1 operation(s) for reservoirs.
  humanURL: https://cwms-data.usace.army.mil/cwms-data/
  baseURL: https://cwms-data.usace.army.mil/cwms-data
  tags:
  - Reservoirs
  properties:
  - type: OpenAPI
    url: openapi/us-army-corps-of-engineers-reservoirs-api-openapi.yml
  - type: Documentation
    url: https://cwms-data.usace.army.mil/cwms-data/
  - type: SwaggerUI
    url: https://cwms-data.usace.army.mil/cwms-data/swagger-ui.html
  - type: GitHubRepository
    url: https://github.com/USACE/cwms-data-api
  - type: APIDocumentation
    url: https://cwms-data-api.readthedocs.io/latest/
  - type: SpectralRuleset
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/rules/usace-cwms-data-rules.yml
  - type: JSONSchema
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-schema/usace-timeseries-schema.json
  - type: JSONLDContext
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-ld/us-army-corps-of-engineers-context.jsonld
- aid: us-army-corps-of-engineers:us-army-corps-of-engineers-timeseries-api
  name: US Army Corps of Engineers Timeseries API
  description: The Timeseries API from US Army Corps of Engineers — 2 operation(s) for timeseries.
  humanURL: https://cwms-data.usace.army.mil/cwms-data/
  baseURL: https://cwms-data.usace.army.mil/cwms-data
  tags:
  - Timeseries
  properties:
  - type: OpenAPI
    url: openapi/us-army-corps-of-engineers-timeseries-api-openapi.yml
  - type: Documentation
    url: https://cwms-data.usace.army.mil/cwms-data/
  - type: SwaggerUI
    url: https://cwms-data.usace.army.mil/cwms-data/swagger-ui.html
  - type: GitHubRepository
    url: https://github.com/USACE/cwms-data-api
  - type: APIDocumentation
    url: https://cwms-data-api.readthedocs.io/latest/
  - type: SpectralRuleset
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/rules/usace-cwms-data-rules.yml
  - type: JSONSchema
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-schema/usace-timeseries-schema.json
  - type: JSONLDContext
    url: https://raw.githubusercontent.com/api-evangelist/us-army-corps-of-engineers/refs/heads/main/json-ld/us-army-corps-of-engineers-context.jsonld
name: US Army Corps of Engineers
tags:
- Water Resources
- Federal Government
- Military Engineering
- Infrastructure
- Open Data
- Geospatial Data
kind: contract
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/us-army-corps-of-engineers.png
access: 3rd-Party
created: '2024-11-21'
modified: '2026-05-19'
position: Consuming
description: The US Army Corps of Engineers is a federal agency that plays a critical role in managing the nation's water
  resources and infrastructure. They are responsible for building and maintaining dams, levees, and flood control systems,
  overseeing construction of ports, harbors, and waterways, and providing engineering support to military operations. USACE
  publishes open APIs including the CWMS Data API for water management timeseries data, the National Inventory of Dams API,
  and open geospatial datasets.
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
specificationVersion: '0.19'

US Army Corps of Engineers

APIs 9

Open Collections 1

Pricing Plans 1

Rate Limits 1

FinOps 1

Semantic Vocabularies 1

Spectral Rules 2

JSON Schema 2

JSON Structure 1

Examples 2

Security Posture 1

Agentic Access 1

Agent Surfaces 1

Access & Security 1

Company 1

Source (apis.yml)