# FAA NMS System Metrics Feed

**Canonical:** https://apis.io/apis/faa/faa-nms-metrics-feed/  
**Provider:** Federal Aviation Administration — https://apis.io/providers/faa/  
**Base URL:** https://nms.aim.faa.gov/data/content.json  
**Documentation:** https://nms.aim.faa.gov/

FAA NMS System Metrics Feed is one of 35 APIs that [Federal Aviation Administration](https://apis.io/providers/faa/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Metrics, NOTAM, Open Data, and Observability. The published artifact set on APIs.io includes API documentation.

Unauthenticated JSON feed backing the NOTAM Management Service system metrics dashboard — cumulative NOTAMs processed, NMS API onboarded users, NMS API volume of data pulled per day, number of API calls per day, volume of NOTAMs processed per day and active NOTAMs, each with a period, direction and percentage trend, plus an updatedOn timestamp. This is the only published operational-health signal for any FAA API. Verified live 2026-07-28 (HTTP 200).

## Machine-readable artifacts (2)

- **Documentation** — https://nms.aim.faa.gov/
- **StatusPage** — https://nms.aim.faa.gov/#system-metrics

## Other Federal Aviation Administration APIs (12)

- [FAA NOTAM API](https://apis.io/apis/faa/faa-notam-api/)
- [FAA NOTAM Management Service (NMS) API](https://apis.io/apis/faa/faa-nms-api/)
- [FAA NMS North Atlantic Track NOTAM Feed](https://apis.io/apis/faa/faa-nms-nat-track-feed/)
- [FAA DMS Lookup API](https://apis.io/apis/faa/faa-dms-lookup-api/)
- [FAA Data Catalog API (CKAN)](https://apis.io/apis/faa/faa-data-catalog-ckan-api/)
- [FAA Aeronautical Information Services Open Data](https://apis.io/apis/faa/faa-ais-open-data/)
- [FAA UAS Data Delivery System Open Data](https://apis.io/apis/faa/faa-uas-data-delivery-system/)
- [FAA NAS Status Airport Status Information Feed](https://apis.io/apis/faa/faa-nas-status-feed/)
- [FAA Temporary Flight Restriction (TFR) List API](https://apis.io/apis/faa/faa-tfr-api/)
- [Federal Aviation Administration Air Carrier API](https://apis.io/apis/faa/faa-aircarrierapi-api/)
- [Federal Aviation Administration Axhsubmitdiscrepancies API](https://apis.io/apis/faa/faa-axhsubmitdiscrepancies-api/)
- [Federal Aviation Administration Coded Instrument Flight Procedures (CIFP) API](https://apis.io/apis/faa/faa-coded-instrument-flight-procedures-cifp-api/)

## Tags

Metrics, NOTAM, Open Data, Observability

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/faa/faa-nms-metrics-feed/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/faa/.