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Loveland, CO Environmental Rules: Flood Zones (2026)

Significant Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

FEMA flood zone rules in Loveland, CO, also called floodplain regulations or special flood hazard area (SFHA) rules, determine flood insurance requirements and elevation standards for new construction.

Key Facts

Governing law
UDC § 18.09.03, Floodplain Regulations
Permit required
All development in the Floodplain Overlay Zone
Map basis
FEMA FIRM for Larimer County, dated 2/6/2013
Floodway uses
Agriculture, recreation, wildlife only, by right
Manufactured homes
Barred entirely in the FP-FW floodway zone
Nonconforming rebuild
50%+ flood damage triggers full compliance

Summary

Any grading, filling, dredging, utility work, or construction inside Loveland's Floodplain Overlay Zone needs a City floodplain development permit first. The zone tracks Larimer County's FEMA Flood Insurance Rate Map dated February 6, 2013, and the floodway itself bars most new structures outright.

A. Generally. A floodplain development permit is required for all development, including but not limited to, cutting, filling, dredging, grading, storage, utility installation, street work, or construction, within the Floodplain Overlay Zone. B. Exception. Routine or major maintenance of irrigation ditches does not require a floodplain development permit, provided that such routine or major maintenance does not involve the placement of fill such that the base flood elevation is increased. D. Denial of Permit. The Director may, when deemed necessary for the health, safety, or welfare of the present and future population of the area, or necessary to the conservation of water, drainage, and sanitary facilities, prohibit the subdivision of any portion of the subject property that lies within the flood fringe or floodway of any stream, river, or drainage course.

Full Breakdown

03 applies three overlay zones, the Floodplain Overlay Zone (FP), the Floodway (FP-FW), and the Flood Fringe (FP-FF), whose boundaries follow the FEMA Flood Insurance Rate Map for Larimer County and incorporated areas dated February 6, 2013, added to the Official Zoning Map. 05 requires a floodplain development permit for cutting, filling, dredging, grading, storage, utility installation, street work, or construction anywhere in the zone, with a narrow exception for routine irrigation-ditch maintenance that does not raise the base flood elevation. Applications must include current FEMA floodway and floodplain boundary data, the base flood elevation, and the acreage of the site within the floodplain.

06 limits administratively approved uses to agriculture, outdoor recreation, and wildlife or nature preserves, subject to conditions barring any obstruction of flow capacity, any structures, fill, or storage, and any new manufactured homes, parks, or subdivisions; boat rentals, docks, piers, and open-pit mining for topsoil, sand, or gravel require conditional use approval instead. The Director may deny subdivision of any portion of a site within the flood fringe or floodway when necessary for public health, safety, or water and drainage conservation. 12, a nonconforming structure damaged by flood to 50 percent or more of its value must be rebuilt in full compliance with the floodplain division; below that threshold it can be restored without compliance if work begins within one year. 13 states the City assumes no liability for flood damage despite these regulations.

Violations & Fines

Floodplain violations are enforced under UDC Chapter 18.18. Civil remedies under § 18.18.03.01 include fines up to the maximum Colorado law or the Municipal Code allows, declaratory judgment, abatement, and injunctions; a criminal conviction under § 18.18.03.02 carries a fine up to the Municipal Code maximum, up to one year in jail, or both, with each day of a continuing violation treated as a separate offense under Municipal Code § 1.12.010.

Frequently Asked Questions

What floodplain rules apply near the Big Thompson River?
Loveland applies a Floodplain Overlay Zone with Floodway (FP-FW) and Flood Fringe (FP-FF) subzones under UDC § 18.09.03.03, mapped to the FEMA Flood Insurance Rate Map for Larimer County dated February 6, 2013.
Can I build a new home in the floodway?
New manufactured homes, manufactured home parks, and subdivisions are barred in the FP-FW zone under § 18.09.03.06, and other structures generally need conditional use approval showing no increase in flood heights.
What must a floodplain permit application include?
Under § 18.09.03.05, applications must include current FEMA floodway and floodplain boundary information, the base flood elevation, and the number of acres of the site within the floodplain.
What if my flood-damaged house doesn't meet current standards?
Under § 18.09.03.12, if flood damage reaches 50 percent of the structure's value, rebuilding must fully comply with the floodplain division; below that threshold, repairs can proceed without compliance if started within one year.

Sources & Official References

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Flood Zones in Nearby Cities

How other cities in Larimer County handle flood zones.

Fort Collins, CO
Significant Restrictions