Observation

observation · observation-del-valle-map-2026

Claims and evidence

Mapped facilities

  • main entrance
  • Arroyo staging
  • family campground
  • group camps
  • horse camps
  • picnic areas
  • swim beaches
  • visitor center
  • marina
  • boat launch
  • boat inspection station
Evidence and sources (1)

Claim effective interval: 2026-04-01 to No end bound

Spatial scope IDs: scope-del-valle-park

  1. Evidence stance: supports · Evidence details

    The map is revised 2026/4 and depicts park entrances, staging, parking counts, trails and mileages, beaches, campground and group sites, picnic areas, visitor center, marina, launch, inspection station, restricted areas, and accessibility symbols.

    Publisher
    East Bay Regional Park District
    Observer / attribution
    Wayproof source review
    Observed at
    2026-04-01T00:00:00+00:00
    Retrieved at
    2026-09-20T00:00:00+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: East Bay Regional Park District

    Recorded artifact references
    • PDF page 1

    References are not a confirmation of current availability.

Map revision

2026-04
Evidence and sources (1)

Claim effective interval: 2026-04-01 to 2026-04-30

Spatial scope IDs: scope-del-valle-park

  1. Evidence stance: supports · Evidence details

    The map is revised 2026/4 and depicts park entrances, staging, parking counts, trails and mileages, beaches, campground and group sites, picnic areas, visitor center, marina, launch, inspection station, restricted areas, and accessibility symbols.

    Publisher
    East Bay Regional Park District
    Observer / attribution
    Wayproof source review
    Observed at
    2026-04-01T00:00:00+00:00
    Retrieved at
    2026-09-20T00:00:00+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: East Bay Regional Park District

    Recorded artifact references
    • PDF page 1

    References are not a confirmation of current availability.

Recorded observations

Browse observations separately (1)

The map is revised 2026/4 and depicts park entrances, staging, parking counts, trails and mileages, beaches, campground and group sites, picnic areas, visitor center, marina, launch, inspection station, restricted areas, and accessibility symbols.

Publisher
East Bay Regional Park District
Observer / attribution
Wayproof source review
Observed at
2026-04-01T00:00:00+00:00
Retrieved at
2026-09-20T00:00:00+00:00

Retrieval time does not establish when an event occurred.

Observation details · Source details · Original source: East Bay Regional Park District

Recorded artifact references
  • PDF page 1

References are not a confirmation of current availability.

Published record history

History lists published operations; it does not reconstruct removed content or confirm that external media remains available.

JSON

Historical evidence is not a guarantee of current conditions.