Data centre directory / FirstLight Waltham

FirstLight Waltham

FirstLight Fiber · Boston · Massachusetts

This is a source record, not confirmation of a currently operating facility. Other records may describe the same facility or campus.

Facility information

Operator: FirstLight Fiber
Country: United States
State / region: Massachusetts
Region basis: Source state / region field
City / market: Boston
Address: Not supplied
County: Middlesex County
Established year: Not supplied
Current status: Not verified
Dataset: US facility atlas
Source date: 2026-06-25T08:28:01.075806+00:00

Location

Source-geocoded location; accuracy is not independently verified. Market is used for the city/market filter.

Source coordinates: 42.3988661, -71.253781. Treat the marker as approximate.

Open location in OpenStreetMap

Energy and environmental figures

Figures below come from the supplied US atlas snapshot. Modelled values are estimates, not measured consumption or confirmed grid connections. Confidence labels are the source’s own labels and have not been independently verified by Octary.

Metric	Source value	Basis
IT power	6.65 MW	Source confidence: modeled; basis: operator_median
Annual IT electricity	58254 MWh/year	Derived / estimated
Power usage effectiveness	1.22	Source assumption / estimate
Annual facility electricity	71070 MWh/year	Derived / estimated
Annual water consumption	17.48 million US gallons/year	Source confidence: proxy
Water usage effectiveness	0.3 L/kWh	Source assumption / estimate
Water stress score	2	Area-level source model
Water stress category	Medium-High	Area-level source model
Grid subregion	NEWE	Source assignment
Grid carbon intensity	680 lb CO₂/MWh	Regional factor, not facility measurement
Annual CO₂e	21921 tons/year (source unit)	Derived / estimated; ton definition not supplied

Source and original fields

facilities.json. Imported snapshot: 2 November 2026. This date describes ingestion, not verification. No missing capacity, ownership or planning information has been inferred.

View all original source fields

{
    "id": "site:usa/massachusetts/boston/colospace-waltham",
    "name": "FirstLight Waltham",
    "operator": "FirstLight Fiber",
    "lat": 42.3988661,
    "lon": -71.253781,
    "state": "Massachusetts",
    "county": "Middlesex County",
    "countyFips": "25017",
    "footprintSqft": null,
    "footprintSource": null,
    "geometryType": "building",
    "establishedYear": null,
    "source": "curated",
    "market": "Boston",
    "metrics": {
        "itPowerMw": 6.65,
        "itPowerConfidence": "modeled",
        "annualItMwh": 58254,
        "pue": 1.22,
        "facilityMwh": 71070,
        "waterConsumptionMgy": 17.48,
        "waterConfidence": "proxy",
        "wueLPerKwh": 0.3,
        "waterStressScore": 2,
        "waterStressLabel": "Medium-High",
        "gridSubregion": "NEWE",
        "gridCo2LbPerMwh": 680,
        "annualCo2eTons": 21921,
        "bciReliable": true,
        "powerSource": "operator_median",
        "bci": 48.5,
        "bciLabel": "Moderate",
        "bciComponents": {
            "water": 0.4,
            "electric": 0.523,
            "carbon": 0.544
        }
    }
}

Browse this operator’s records