DID YOU KNOW?
The Department of Toxic Substances Control (DTSC) held an in-person community open house on Tuesday, October 14, at the Edison Community Center in Huntington Beach. Thank you to all who attended!
If you missed it, you can view the poster boards shared at the event on our website here. You can reach out with questions to our information line at 714-388-1825 or email the project at info@asconhb.com.

SITEWIDE ACTIVITIES
FIELD WORK: Excavation work will continue in the northern and central areas of Ascon this week, depending on weather and Site conditions.
Infrastructure work related to future stormwater pipe installation requiring traffic control with lane diversion along Hamilton Avenue is expected to begin later this month. Lane diversions are expected to occur from approximately 7 a.m. – 4 p.m. Lane diversions are not expected to occur on weekends. More details will be provided after receipt of the permit.
The Ascon information table is set up in Edison Park across from the Site on days when northern excavation and Hamilton lane diversion work is occurring. Offsite odor monitoring technicians, in Ascon-labeled orange safety vests, monitor outside the Site.
During this phase of work, personnel may be onsite on Saturdays to conduct Site work and equipment maintenance, from 7 a.m. – 5 p.m.
INSPECTIONS:
- DTSC is the lead regulatory agency for the Ascon project and conducts inspections at Ascon. Their inspection reports can be found on the online DTSC database, Envirostor.
- The City of Huntington Beach continues its regular stormwater inspections of Ascon. Ascon remains in compliance with stormwater pollution prevention requirements.
- Regular inspections are conducted by Orange County Mosquito and Vector Control District of areas of the Ascon Site where water may be detained. Active mitigation measures are implemented by Vector Control to protect the community, as well as onsite workers, from mosquitoes.
SECURITY: 24-hour, 7 days per week, onsite security continues during construction activities. Security is not always visible at the entrance gates. Unannounced visitors without official business or agency oversight of Ascon are not permitted to enter the Site. Trespassers will be reported to the Huntington Beach Police Department and DTSC.
You may see: You may see flashlights or headlights from vehicles after dark concluding daily activities and providing security at the 38-acre Site.
In an emergency: If you see or hear something that appears urgent, please call the Huntington Beach Police Department at 911 first, then the Ascon community information line, 714-388-1825. Calls to the Ascon information line are automatically logged and relayed by text and email to the Ascon team.
AIR MONITORING
Dust and total VOC monitoring is conducted 24/7 at upwind and downwind stations on the Ascon Site documenting effective dust control measures. This is in addition to 24/7 air monitoring at the neighborhood stations.
Where to find air monitoring data and live stream weather: Sitewide and live streaming weather conditions from the Ascon site are found on the Actively Monitoring Air Quality page on asconhb.com. To view archived air monitoring results posted by DTSC on Envirostor — including weekly field inspections by DTSC that include air monitoring observations — click on “Community Involvement Documents” and scroll to “Updates and Information.”
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SEE SOMETHING? HAVE A QUESTION? Call our information line: 714-388-1825 or email us at info@asconhb.com
DRONES: Drone flights over Ascon can create worker and Site safety issues. Please don’t fly drones over sensitive onsite equipment and the power lines along the perimeter of Ascon. We appreciate the community’s assistance.
ENTRANCE AND EXIT GATES: Entering the Ascon site is prohibited to those who are not authorized. The community is asked to keep a safe distance from both entrance and exit gates at Ascon, especially during soil importing, and refrain from parking, walking, or standing in these areas. The gates on Magnolia Street and Hamilton Avenue may open unexpectedly for workers and site inspections, as well as supply delivery and removal.
PEDESTRIANS: Your safety is important! Pedestrians have been observed walking next to Ascon along Magnolia and Hamilton streets (adjacent to the concrete fence base where there currently is no sidewalk). We encourage pedestrians to observe public pathway signage and use the sidewalks on the east side of Magnolia and the north side of Hamilton.
Have a Question or Concern?
Please contact the Ascon community information line at 714-388-1825 or email info@asconhb.com. If there is a potential emergency, please call 911. Sign up for AsconAlert, an opt-in community alert system for the Ascon project here.
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