# United States Army Corps of Engineers

**Canonical:** https://apis.io/providers/united-states-army-corps-of-engineers/  
**Website:** https://www.usace.army.mil/  
**APIs profiled:** 10

The U.S. Army Corps of Engineers (USACE) provides engineering and construction services for the nation, managing water resources, infrastructure, and environmental projects. USACE operates the Corps Water Management System (CWMS) Data API, a RESTful service for accessing real-time and historical water management data including time series measurements, location information, ratings, forecasts, and project data for USACE-managed water resources across the United States.

## Kin Score — 38.7 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 38.7).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 64.0 |
| Governance | 54.5 |
| Contract Governance | 54.5 |
| Operational Transparency | 13.2 |
| Developer Ergonomics | 11.9 |
| Commercial Clarity | 15.8 |
| Access Clarity | 15.8 |

Regulatory layer — **Government & Public Sector**: 31.5 (matched via tags).

## Agent readiness — 29.1 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (10)

- **United States Army Corps of Engineers Basins API** — River basin information
- **United States Army Corps of Engineers Catalog API** — Browse available data in the CWMS catalog
- **United States Army Corps of Engineers Forecasts API** — Forecast instances and specifications
- **United States Army Corps of Engineers Levels API** — Location levels and stage-discharge relationships
- **United States Army Corps of Engineers Locations API** — USACE location data including dams, reservoirs, streamgages, and sites
- **United States Army Corps of Engineers Parameters API** — Physical parameters and units
- **United States Army Corps of Engineers Projects API** — USACE project management including locks, gates, turbines, and outlets
- **United States Army Corps of Engineers Ratings API** — Rating tables for converting between measured values
- **United States Army Corps of Engineers Time Series API** — Time series data retrieval and management
- **United States Army Corps of Engineers Version API** — API version information

## Agentic access (1)

- **United States Army Corps Of Engineers Agentic Access** — 20 operations · 3 acting

## Security (2)

- **United States Army Corps Of Engineers Authentication** — http · 1 scheme
- **United States Army Corps Of Engineers Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC

## Plans (1)

- **United States Army Corps Of Engineers Plans Pricing**

## Tags

Engineering, Federal-Government, Water Resources, Hydrology, Civil Engineering

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/united-states-army-corps-of-engineers/). Scores are computed from the provider's own public artifacts under a published rubric.