Data Centers & Crypto Mining in Weld County, CO (2026)
3 rules for unincorporated Weld County, Colorado.
Verified from official government sources
Data Center Zoning & Siting
Weld County lets data centers into all three of its Industrial Zone Districts, but the approval path changes by district. I-1 (Light Industrial) requires a discretionary Special Review Permit, while I-2 (Medium Industrial) and I-3 (Heavy Industrial) only require an administrative Site Plan Review.
Data Center Zoning Rules in Weld County, Colorado
Some RestrictionsWeld County Code § 23-3-310(F)(5); § 23-3-320(C)(9)
Sec. 23-3-310.F. Uses by Special Review. The following BUILDINGS, STRUCTURES and USES may be constructed, occupied, operated and maintained in the I-1 Zone District upon approval of a permit in accordance with the requirements of Article II, Division 4 of this Chapter.1.AIRSTRIPS when they are ACCESSORY to the Use Allowed by Right.2.Asphalt or concrete batch plants.3.CHURCHES.4.CORRECTIONAL FAC...
Data Center Noise Limits
Data centers get their own, stricter noise ceiling in Weld County: on top of the countywide dB(A) limits, Section 23-2-160.U.1 caps data center noise at 65 decibels on the C-scale, measured at any point on the property's own boundary line, as part of the operation standards every site plan review must meet.
Weld County Data Center Noise Limit: 65 dB(C)
Some RestrictionsWeld County Code § 23-2-160(U)(1)
Noise. USES shall be located, designed, and operated in accordance with the noise standards as established in Chapter 14, Article IX, of this code. In addition to the dB(A) noise limits in Section 14-9-40 of this code, no DATA CENTER shall be allowed to exceed a C-scale noise limit of sixty-five decibels (65 dB(C)) as measured at any point on the subject property boundary.
Crypto Mining Rules
Weld County oil and gas operators cannot vent or flare natural gas except during emergency or upset conditions, but Section 21-5-432 lets them route stranded gas into a beneficial use instead of burning it off. Crypto currency mining rigs run on gas that would otherwise be flared are named as one approved use, but only after OGED signs off through the 1041 WOGLA permit process.
Crypto Mining as Gas Flaring Alternative
Some RestrictionsWeld County Code § 21-5-432
Operators shall comply with applicable state and federal rules regarding venting and flaring of natural gas. Venting and flaring of natural gas is prohibited except under emergency or upset conditions If infrastructure is not in place to allow natural gas takeaway, Operators may utilize alternative technologies for beneficial use. Examples of beneficial use may include, but are not limited to,...
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