The City of Diamond Bar takes pride in keeping its facilities and neighborhoods in excellent condition. Occasionally, however, graffiti and/or vandalism occur.

Report Graffiti 24/7...Graffiti hotline at 800.794.7384. Be prepared to provide the representative with an accurate address or location description before calling.

If you witness someone in the act of vandalism and/or graffiti, please do not approach them yourself. Report the incident to the Los Angeles County Sheriff's Department by calling 909.595.2264.