EMERGENCY GENERATOR DIESEL ENGINE RECORDKEEPING
Owners / Operators of emergency standby diesel engine generator(s) under Placer County Air Pollution Control District (District) Permit(s) to Operate are currently required to conduct the following recordkeeping. Required recordkeeping activities include a log for the engine operation and a log recording fuel delivery information.
To aid in compliance with the emergency standby diesel engine recordkeeping requirements, either the following District-prepared forms can be used, or alternative equivalent logs that an owner-operator has developed may be used:
- Diesel Engine Operation Log -- Used to track engine operation, with separate entries for each time the engine is operated. Information includes engine hour meter readings and the reason for operation (e.g. initial engine startup, engine maintenance and testing, and emergency use due to interruption of electrical power).
PDF Form Version / WORD Form Version
- Diesel Engine Summary Monthly Operations -- Used to summarize engine operation over each calendar month of the year. Prepared based on data from the Engine Operation Log. PDF Form Version / WORD Form Version
- Diesel Engine Fuel Delivery and Purchase Log -- Used to track information on all separate fuel receipts, including delivery date, fuel amount (gallons delivered), and fuel type.
PDF Form Version / WORD Form Version
These forms may be filled-out by-hand; or alternatively they may be completed electronically. Recordkeeping Advisory Notice (pdf)
Records must be retained for at least thirty-six (36) months after recording. They may be kept either onsite (at a central location or at the engine location), or alternatively may be kept at an offsite central location in California. Records must be made available to the District upon request. Records for the prior twenty-four (24) to thirty-six (36) months must be provided to the District within five (5) working days of a request.
The District will take enforcement action, including monetary penalties, for failure to maintain the required records. Civil penalties of up to $1,000 per day, may accrue for each day that the required records are not maintained. Fees will be charged for re-inspections necessary to verify compliance.
The District requires that these records be kept pursuant to:
- California Code of Regulations, Title 17, Section 93115, Airborne Toxics Control Measure for Stationary Compression Ignition Engines
- California Code of Regulations, Title 17, Section 93116, Airborne Toxics Control Measure for Diesel Particulate Matter from Portable Engines Rated at 50 Horsepower and Greater
- California Health and Safety Code Section 42303, Request for Information
Note that diesel fuel must be either:
- Certified by the California Air Resources Board as “CARB Diesel Fuel”, or
- An Alternative Diesel Fuel, including biodiesel, biodiesel blend, Fischer-Tropsch Fuel, emulsion of water in diesel fuel, or any other fuel that meets the Verification Procedures of California Code of Regulations, Title 13, Sections 2700-2710.
Please contact Mr. Michael Sims, District Specialist, at (530) 745-2347, you have any questions.