Beaumont, CA Environmental Rules: Erosion Control (2026)
Key Facts
- Slope rule
- Cut and fill slopes prepared and maintained to control erosion
- Acceptable control
- Effective planting and other practicable means
- Drainage
- Graded lots drain to street or public facility
- Cross-lot drainage
- Only at the City Engineer's sole discretion
- Reviewing official
- City Engineer/Director of Public Works
- Stop-work power
- City Engineer under § 13.24.120
Summary
In the City of Beaumont, California, the grading appendix of the 2025 California Building Code, as amended, requires graded slopes and surfaces to be prepared and maintained to control erosion and bars drainage across property lines beyond pre-grading levels. Construction sites must also follow the stormwater chapter's erosion and sediment control duty.
J109.4 Drainage across property lines. All graded lots shall drain to the street or publicly maintained facility. Cross lot drainage may be allowed at the sole discretion of the City Engineer/Director of Public Works. Drainage across property lines shall not exceed that which existed prior to grading. Excess or concentrated drainage shall be contained onsite or directed to an approved drainage facility. Erosion of the ground in the area of discharge shall be prevented by the installation of nonerosive down drains or other devices acceptable to the City Engineer. ... J110.1 General. The faces of cut and fill slopes and graded surfaces shall be prepared and maintained to control erosion. This control shall be permitted to consist of effective planting and other practicable means.
Full Breakdown
Chapter 15.04 of the Beaumont Municipal Code adopts the 2025 California Building Code including Appendix J on grading (§ 15.04.010), and § 15.04.020 adds two local grading provisions for the City of Beaumont, California. Item J110.1 requires the faces of cut and fill slopes and graded surfaces to be prepared and maintained to control erosion. The control can consist of effective planting and other practicable means, so vegetation counts as compliance.
Item J109.4 governs drainage. All graded lots must drain to the street or a publicly maintained facility. Cross lot drainage is allowed only at the sole discretion of the City Engineer/Director of Public Works, and drainage across property lines cannot exceed what existed before grading. Excess or concentrated drainage has to be contained onsite or directed to an approved drainage facility, and erosion where water discharges must be prevented with nonerosive down drains or other devices acceptable to the City Engineer. For grading, drainage and soil investigation, the definition of building official in Section 202 also includes the City Engineer/Director of Public Works or a designee, so Public Works reviews these items alongside the Building & Safety Department.
A second layer sits in Chapter 13.24. Section 13.24.050 B requires any person performing construction work in the city to comply with the chapter and other city ordinances for erosion and sediment control. Section 13.24.080 B requires dischargers associated with construction activity to comply with the state industrial and dewatering general permits, and the City Engineer can require proof of that compliance before issuing any city grading, building or occupancy permit. Compliance with Chapter 13.24 is a condition of every city permit, and failure is grounds for revoking it (§ 13.24.090).
Violations & Fines
Violating Chapter 15.04 or the Building Code is an infraction (§ 15.04.030). Under Chapter 13.24, the City Engineer can issue cease and desist or stop-work orders (§ 13.24.120), and a violation is an infraction, with repeat violations prosecutable as misdemeanors at the City Attorney's discretion (§ 13.24.140). Each day is a separate offense (§ 13.24.160), and permits can be revoked for noncompliance (§ 13.24.090).
Frequently Asked Questions
What erosion control does Beaumont require on graded slopes?
Can I drain graded lot runoff onto my neighbor's property in Beaumont?
Who reviews grading and drainage in Beaumont?
Does Beaumont require anything else for erosion on construction sites?
Sources & Official References
Other rules in Beaumont
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