---
source: "NOAA Global Monitoring Laboratory (atmospheric CO2 record)"
source_key: "co2-monitoring"
endpoint: "/api/climate/v1/get-co2-monitoring"
retrieved: "2026-08-13T07:48:07Z"
license: "US-Gov-public-domain"
attribution: "Data: NOAA Global Monitoring Laboratory via WorldMonitor (api.worldmonitor.app)"
---

# NOAA Global Monitoring Laboratory (atmospheric CO2 record)

> L1 source pull — `co2-monitoring` from `/api/climate/v1/get-co2-monitoring` at 2026-08-13T07:48:07Z. Verbatim transform; never edit by hand.

| field | value |
| --- | --- |
| monitoring | {"annualGrowthRate": 2.83, "currentPpm": 427.8, "measuredAt": "1786147200000", "methanePpb": 1937.59, "monthlyAverage": 429.12, "nitrousOxidePpb": 339.78, "preIndustrialBaseline": 280, "station": "Mauna Loa, Hawaii", "trend12m": [{"anomaly": 2.49, "month": "2025-08", "ppm": 425.48}, {"anomaly": 2.34, "month": "2025-09", "ppm": 424.37}, {"anomaly": 2.49, "month": "2025-10", "ppm": 424.87}, {"anomaly": 2.61, "month": "2025-11", "ppm": 426.46}, {"anomaly": 2.09, "month": "2025-12", "ppm": 427.49}, {"anomaly": 1.97, "month": "2026-01", "ppm": 428.62}, {"anomaly": 2.26, "month": "2026-02", "ppm": 429.35}, {"anomaly": 2, "month": "2026-03", "ppm": 430.15}, {"anomaly": 1.48, "month": "2026-04", "ppm": 431.12}, {"anomaly": 1.83, "month": "2026-05", "ppm": 432.34}, {"anomaly": 1.83, "month": "2026-06", "ppm": 431.44}, {"anomaly": 1.25, "month": "2026-07", "ppm": 429.12}], "yearAgoPpm": 425.71} |
