CITY COUNCIL REGULAR MEETTING SUPPLEMENTAL MATERIAL5-5-26

SUPPLEMENTAL MATERIAL 2 3. Clearance Rates: a. How do our clearance rates compare to other similar cities or the national average? A. FBI clearance rates for 2025 within the National Incident-Based Reporting System (NIBRS) are not yet available, and Pleasanton did not use NIBRS in 2024, so no comparisons are available. b. What factor can influence whether a case is ultimately cleared? With respect to clearance, NIBRS recognizes two methods: clearance by arrest and clearance by exceptional means, but the reporting is more specific and tied to the incident. A. To report an offense as cleared by arrest in NIBRS, law enforcement must:  Identify at least one offender;  Take that person into custody or otherwise formally charge them; and  Turn the offender over for prosecution, whether by arrest, citation, or summons, depending on the circumstances and applicable law. To report an offense as cleared by exceptional means in NIBRS, all of the following must be true:  The investigation has definitively identified the offender;  There is enough information to support an arrest and charge;  The exact location of the offender is known so an arrest could be made; and  Some reason outside law enforcement control prevents the arrest, such as death of the offender, extradition denial, the victim’s refusal to cooperate or prosecution declined for reasons other than lack of evidence. In short, Uniform Crime Reporting (UCR) measured clearances broadly by offense category, while NIBRS requires incident-specific documentation and stricter reporting detail on how a case was cleared. This makes NIBRS more precise and useful, but also more demanding in documentation and reporting accuracy. While all the above is required, clearances can happen in different years. If a crime occurs in August 2025 and is not cleared until February, it will