In La Posa South, there is a dump site on the main road into the camping area. Fresh water is available at the location, also. Both are included with your BLM camping fee and is open 8:00 AM to 5:00 PM.
TIP: - - plan on dumping and resupply in the late afternoon to avoid the morning lineup.
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"HONEY WAGON" SERVICE: Information regarding this service will be posted here, later, if I can arrange it.