Environmental Rules in Fontana, CA (2026)
5 verified environmental rules for Fontana, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Fontana bans discharging anything but stormwater into its municipal storm drain system. Sec. 23-510 lists prohibited discharges, from wash water and pool backwash to pet waste and construction runoff, and requires anyone directed to fix a problem to implement best management practices. The public works director enforces the rule with notices of violation, escalating fines and criminal prosecution.
Fontana Storm Drain Discharge Rules
Significant RestrictionsFontana Municipal Code Sec. 23-510
No person shall:(1)Cause, allow, contribute to or facilitate an illegal discharge into the MS4.(2)Establish, use or maintain any illicit connection, as more fully described in section 23-512....(4)Throw, deposit, abandon, maintain, or dispose of any refuse, rubbish, garbage, or other pollutants or wastes that may cause water quality concerns in or upon any street, alley, sidewalk, storm drain, ...
Erosion Control
Fontana controls construction-related soil erosion by wind through Article III of Chapter 9, which adopts San Bernardino County's blowing sand and soil erosion code wholesale and substitutes 'city' for 'county' throughout. Permits, fees and enforcement stay with the county agricultural commissioner and the county soil erosion and dust prevention commission.
Fontana Blowing Sand and Soil Erosion Control
Some RestrictionsFontana Municipal Code Sec. 9-26, 9-27, 9-29
Sec. 9-26. - County regulations adopted. There are hereby adopted by the city, for the purpose of controlling blowing sand and preventing soil erosion by wind that affects health, safety, welfare and property, providing for the issuance of permits and the collection of fees, and providing penalties for the violations of such regulations, those certain code sections of the county enumerated in t...
Flood Zones
Any construction or development within a FEMA-mapped special flood hazard area in Fontana needs a flood zone permit before work begins, under Chapter 12, Article II. The city's floodplain administrator reviews plans for lowest-floor elevation, proposed floodproofing, and floodway impacts before granting approval.
Fontana Flood Zone Permit Rules
Some RestrictionsFontana Municipal Code Sec. 12-30, 12-31, 12-36
Sec. 12-30. - Lands to which this article applies. This article shall apply to all areas of special flood hazards, areas of flood-related erosion hazards, and areas of mudslide (i.e., mudflow) hazards within the jurisdiction of the city. ... Sec. 12-36. - Establishment of flood zone permit. A flood zone permit shall be obtained before construction of development begins within any area of specia...
Vehicle Idling Restrictions
Fontana caps diesel truck idling at large warehouse facilities to three minutes under Sec. 9-72(c), part of the Industrial Commerce Centers Sustainability Standards. Anti-idling signs must be posted at site entrances and dock areas, and the facility operator, not the city, is responsible for strict enforcement.
Fontana Warehouse 3-Minute Diesel Idling Limit
Some RestrictionsFontana Municipal Code Sec. 9-72(c), 9-72(h)
Sec. 9-72. - Signage and traffic patterns. ...(c)Anti-idling signs indicating a three-minute diesel truck engine idling restriction shall be posted at industrial commerce facilities along entrances to the site and in the dock areas and shall be strictly enforced by the facility operator. ...(h)Signs shall be installed in public view with contact information for a local designated representative...
Flood Elevation Requirements
New and substantially improved homes in Fontana's mapped flood zones must have the lowest floor, including any basement, built at or above the base flood elevation shown on the FEMA flood insurance rate map. Fontana requires elevation to the base flood level itself; the code does not add extra freeboard above that federal minimum.
Fontana Base Flood Elevation Standards
Some RestrictionsFontana Municipal Code Sec. 12-39(3)c.2, c.5, c.7
Sec. 12-39. - Standards of construction. In all areas of special flood hazards, the following standards are required: ... (3)Elevation and floodproofing. ... c.2.Require that all new construction and substantial improvements of residential structures within zones A1-30, AE and AH zones on the community's FIRM have the lowest floor, including basement, elevated to or above the base flood level. ...
Looking for San Bernardino County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Fontana city rules.
Environmental Rules in San Bernardino County →