ONGOING
Wilikina Drive restrictions remain scheduled through October 1
HDOT's weekly schedule lists alternating single-lane closures and lane shifts between Kamananui Road and the H-2 overpass, 9 a.m. to 1:30 p.m., September 28 through October 1. Sign maintenance may affect either direction, with one direction or side closed at a time.
The agency says schedules may change and work depends on weather. The listing establishes planned restrictions, not confirmation that crews are on site at a particular moment.
Dates: Publication date not stated; schedule covers September 26 through October 2. Relevant work dates: September 28 through October 1, 2026. Source checked September 29. Last substantive schedule-change date not stated.
Source: Hawaiʻi Department of Transportation, Oʻahu lane closures.
NEW
Army training schedule includes day and night noise through September 30
The Army's September advisory lists artillery, mortar and demolition live-fire training at Schofield Barracks for September 26 through 30, including overnight hours. East Range aviation training and Rappel Master School are listed from 6 a.m. to 6 p.m. through September 30.
The advisory identifies East Range as the area between Wahiawā and Mililani Mauka. It is a planned schedule and may change. Training-related concerns can be directed to 808-766-7778 or usag.hawaii.comrel@army.mil; the Army says staff respond during weekday business hours.
Dates: Published September 1, 2026. Relevant scheduled activity ends September 30. Source checked September 29; latest dated announcement September 1.
Source: U.S. Army Garrison Hawaiʻi, September training advisory.
ONGOING
Wahiawā plant hosts wastewater technology pilot
A three-year pilot at the Wahiawā Wastewater Treatment Plant is evaluating wastewater-treatment technologies. The University of Hawaiʻi’s September 9 report says the Hawaiʻi Onsite Wastewater Technology Evaluation Program launched there on August 26.
UH’s Water Resources Research Center will provide evaluation reports to the state Department of Health. The first system being evaluated, Honu Hub, treats wastewater above ground. The university describes the project as testing that can inform certification decisions; its announcement does not report a completed certification.
Source published September 9; program launched August 26, 2026.