Gene Wash Reservoir Airport (5CL7), California
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Gene Wash Reservoir Airport (5CL7) is a private-use, unattended airfield in Parker Dam, California, sitting at 898 feet elevation near the Colorado River corridor. The field offers a single paved runway suited to limited operations, with the nearest customs clearance point at KNYL, roughly 101 nautical miles away. Traffic at 5CL7 is light, reflecting its private designation and the surrounding remote terrain, with the nearest other airfields, including Avi Suquilla and Lake Havasu City, positioned well outside a short flight radius.
Runways
Gene Wash Reservoir Airport has one paved runway, 10/28, 4,704 ft long and 34 ft wide, with an asphalt surface.
Source: FAA Form 5010.
Fuel and airfield services
The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Gene Wash Reservoir Airport does not clear customs. The nearest port of entry is Yuma McAs / Yuma International (KNYL), 101 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Gene Wash Reservoir Airport recorded 4 business aviation movements in 2025. Traffic peaks in February, March, September and November.
Business jet movements, FAA TFMSC count. Peak month February, 1 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Gene Wash Reservoir Airport averages 30.9 days above 90°F in July and 0.9 freeze days in January. July is the warmest month, with average highs of 107.4°F, and December the coldest, at 64.3°F.
Weather station is on the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Gene Wash Reservoir Airport has published operating constraints in two categories: runway notes and other notes.
Runways 11 and 29 have non-standard basic markings due to spacing and dimensions.
For clearance delivery, contact Los Angeles ARTCC.
Source: FAA Chart Supplement.
Nearby airfields
Gene Wash Reservoir Airport has five airfields within 41 NM. The closest is Avi Suquilla, 10.32 NM southwest.
Source: Skystar calculation from official coordinates.
Skystar at 5CL7
We arrange catering, fuel and trip support here. Supplier prices reach you unchanged; our coordination fee sits on its own line.
The same order, priced two ways.
$1,200.00 catering order at 5CL7.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, fixed.
It does not move with the size of the order.
At cost.
Passed on at the exact amount the processor took.
Market practice figures are industry averages, not a specific competitor.
Frequently asked questions
What is the runway length at 5CL7?
Gene Wash Reservoir Airport (5CL7) has a single paved runway, 10/28, measuring 4,704 feet long and 34 feet wide with an asphalt surface. This is the only runway serving the field. The narrow width is a factor for operators sizing aircraft for this strip. There is no parallel or crosswind runway available.
Is Gene Wash Reservoir Airport a towered field?
5CL7 is a non-towered, unattended private-use airport in Parker Dam, California. There is no on-field air traffic control, and the field carries an UNATNDD attendance schedule, meaning no staff presence is reported. Pilots operating here coordinate clearance delivery through Los Angeles ARTCC rather than a local tower. Use is restricted to private operations.
Where is the nearest customs facility to 5CL7?
The nearest customs-capable airport to Gene Wash Reservoir Airport (5CL7) is KNYL, located approximately 101 nautical miles away. Gene Wash Reservoir itself has no customs facility on site. Operators needing to clear customs must plan a stop at KNYL or another designated port of entry beforehand. This distance should factor into routing for any international arrival.
How much business aviation traffic does 5CL7 handle?
Gene Wash Reservoir Airport recorded 4 business aviation operations for 2025, according to FAA TFMSC data. These operations were spread across February, March, September, and November, with one operation logged in each of those months. This places 5CL7 in a lower activity tier compared to nearby regional fields. The field's private-use status and remote location limit overall traffic.