Longmont, CO Landscaping Rules: Water Restrictions (2026)
Water restrictions in Longmont, CO, also called the watering schedule, outdoor irrigation rules, or drought ordinance, set which days and hours you can run sprinklers or irrigation.
Key Facts
- Schedule set by
- Director of public works, per resolution
- First offense
- Written warning only
- Repeat fines
- $100, then $300, then $500
- Applies to
- All city water system users
- Governing section
- § 14.04.450
Summary
Longmont's public works director can impose nonemergency watering schedules for lawns and gardens citywide, backed by escalating fines up to $500 per violation for customers who don't comply.
The director of public works and natural resources may implement nonemergency watering restrictions of domestic water used for garden, lawn or other exterior watering or sprinkling applications as the director finds necessary for the conservation, preservation and efficient management of the city's water resources... The watering frequency and schedule shall be determined by the director at time of implementation. Such restrictions shall apply to all water users on the city water system.
Full Breakdown
Section 14.04.450 authorizes the director of public works and natural resources to implement nonemergency watering restrictions on garden, lawn and other exterior watering citywide whenever necessary to conserve the water supply; the specific watering days and hours are set by the director at the time restrictions take effect, following a published city council resolution. Violations draw one written warning per calendar year, then escalating special assessments, $100, $300 and $500 for a single-family, duplex or multifamily water tap, with higher tiers for commercial and irrigation taps, billed directly to the customer's water account.
Violations & Fines
After one annual written warning, watering-restriction violations cost $100 for a first offense, $300 for a second and $500 for a third or later offense in the same calendar year.
Frequently Asked Questions
What days can I water my lawn in Longmont?
What happens if I violate Longmont's watering restrictions?
Sources & Official References
Other rules in Longmont
How Longmont compares: Cities with the Strictest Water Restrictions·Compare Longmont to another location·View the Colorado landscaping rules overview
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Water Restrictions in Nearby Cities
How other cities in Boulder County handle water restrictions.