Start Lake Valley

Route segment

Plan with 2 source-backed facts, 7 related records, and explicit uncertainty.

Check before choosing this trip

Rules can change across jurisdictions. Each fact below belongs to the named place; a connected place is not automatically part of your itinerary. This is recorded evidence; recheck current rules and conditions before travel.

Entry

Crabtree Trailhead

Pretrip current conditions recheck

Required
Yes
Status
unknown
Topics
  • road and trail status
  • fire restrictions
  • parking and facility availability
Evidence and sources (1)

No claim effective interval recorded.

Spatial scope IDs: scope-emigrant-crabtree

  1. Evidence stance: supports · Evidence details

    The forest alert index contains dynamic road and fire orders. Current applicability to Crabtree Trailhead needs individual order and map review; its named access relationship is not an open-status observation.

    Publisher
    USDA Forest Service, Stanislaus National Forest
    Observer / attribution
    Wayproof primary-source review
    Observed at
    Unknown
    Retrieved at
    2026-10-05T22:09:18+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: USDA Forest Service, Stanislaus National Forest

Source: USDA Forest Service, Stanislaus National Forest. Retrieved: 2026-10-05.

Still unresolved

Review unresolved questions · Compare connected places and approaches

Plan a visit

Routes and geography

Mapped route connector

Recorded for: Start Lake Valley

Distance miles
Unknown
Distance status
not printed
End node id
route-node-emigrant-lake-valley-junction
Precision note
Mapped connectivity; no surveyed coordinates. Schematic distance is an estimate, not navigation.
Route role
official mainline
Start node id
trailhead-emigrant-crabtree
Evidence and sources (1)

No claim effective interval recorded.

Spatial scope IDs: scope-route-segment-emigrant-crabtree-start-lake-valley

  1. Evidence stance: supports · Evidence details

    2010 Emigrant Wilderness map, western Crabtree panel: trail from Crabtree joins the Lake Valley branch (19E21) while the Camp Lake route continues south on 20E16.

    Publisher
    USDA Forest Service, Stanislaus National Forest
    Observer / attribution
    Wayproof primary-source text and visual map review
    Observed at
    Unknown
    Retrieved at
    2026-10-05T22:52:54+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: USDA Forest Service, Stanislaus National Forest

Reviewed route display geometry

Recorded for: Start Lake Valley

Coordinate reference system
EPSG:4326
Current route status
unknown; pre-trip check required
Distance policy
Existing topology claims control mileage; no distance derived from these coordinates.
End coordinate
Latitude
38.17758396939358
Longitude
-119.90646170977695
Geometry snapshot
Feature id
usfs-emigrant-start-lake-valley
Path
geometry/v0/snapshots/usfs-emigrant-crabtree-routes-20261006.geojson
Sha256
33fba5638eb580a602ba16c4bd4dada51a35c696002db839fde0612fb603285d
Navigation grade
No
Route role
official mainline
Source coordinate accuracy
unknown
Source feature id
9428086
Source globalid
{DD41DD87-9AAE-4FE1-B078-0427EEE709F1}
Source trail number
20E16
Source vertex range inclusive
  • 182
  • 172
Start coordinate
Latitude
38.178658657463544
Longitude
-119.9068410709654
Evidence and sources (1)

No claim effective interval recorded.

Spatial scope IDs: scope-route-emigrant-crabtree-camp-lake, scope-route-emigrant-crabtree-bear-lake

  1. Evidence stance: supports · Evidence details

    Evidence notes: Wayproof display assignment to already evidenced endpoints; no new topology inferred from proximity.

    Public National Forest System Trails layer, feature 9428086, globalid {DD41DD87-9AAE-4FE1-B078-0427EEE709F1}, trail 20E16 CRABTREE: reviewed EPSG:4326 source vertices 182 through 172 are retained for display. Source segment_length 2.232 and gis_miles 2.231 describe the original feature, not a computed length for this slice. Coordinate accuracy and current field condition are not established by retrieval.

    Publisher
    USDA Forest Service
    Observer / attribution
    Wayproof named-feature and official-map review
    Observed at
    Unknown
    Retrieved at
    2026-10-06T00:09:34+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: USDA Forest Service

Explore related places

Access and approaches (1)

Land and management (5)

Routes and related places (1)

Before you go

These open questions need confirmation; Wayproof does not fill them with guesses.

What does the Crabtree route display geometry establish?

Camp western access remains a descriptive source-feature break, not a lake centroid or campsite. Reviewed Crabtree display geometry and Emigrant PAD-US boundary are published. Source accuracy, current trail alignment and conditions remain unknown; unsnapped Lake Valley mismatch, unreviewed branches, parking/facility connectors and navigation-grade survey remain unresolved.

Open question. Linked evidence does not resolve this gap.

Reviewed route display geometry

Coordinate reference system
EPSG:4326
Current route status
unknown; pre-trip check required
Distance policy
Existing topology claims control mileage; no distance derived from these coordinates.
End coordinate
Latitude
38.17439691200468
Longitude
-119.86702313700192
Geometry snapshot
Feature id
usfs-emigrant-bear-spur
Path
geometry/v0/snapshots/usfs-emigrant-crabtree-routes-20261006.geojson
Sha256
33fba5638eb580a602ba16c4bd4dada51a35c696002db839fde0612fb603285d
Navigation grade
No
Route role
official mainline
Source coordinate accuracy
unknown
Source feature id
9430557
Source globalid
{8497BEEB-8635-4A89-8352-B24C998130DD}
Source trail number
19E09
Source vertex range inclusive
  • 0
  • 164
Start coordinate
Latitude
38.166155721488686
Longitude
-119.87741437071607
Evidence and sources (1)

No claim effective interval recorded.

Spatial scope IDs: scope-route-emigrant-crabtree-bear-lake

  1. Evidence stance: supports · Evidence details

    Evidence notes: Wayproof display assignment to already evidenced endpoints; no new topology inferred from proximity.

    Public National Forest System Trails layer, feature 9430557, globalid {8497BEEB-8635-4A89-8352-B24C998130DD}, trail 19E09 BEAR LAKE: reviewed EPSG:4326 source vertices 0 through 164 are retained for display. Source segment_length 1 and gis_miles 0.9720000000000001 describe the original feature, not a computed length for this slice. Coordinate accuracy and current field condition are not established by retrieval.

    Publisher
    USDA Forest Service
    Observer / attribution
    Wayproof named-feature and official-map review
    Observed at
    Unknown
    Retrieved at
    2026-10-06T00:09:34+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: USDA Forest Service

Reviewed route display geometry

Coordinate reference system
EPSG:4326
Current route status
unknown; pre-trip check required
Distance policy
Existing topology claims control mileage; no distance derived from these coordinates.
End coordinate
Latitude
38.166155721488686
Longitude
-119.87741437071607
Geometry snapshot
Feature id
usfs-emigrant-camp-bear-junction
Path
geometry/v0/snapshots/usfs-emigrant-crabtree-routes-20261006.geojson
Sha256
33fba5638eb580a602ba16c4bd4dada51a35c696002db839fde0612fb603285d
Navigation grade
No
Route role
official mainline
Source coordinate accuracy
unknown
Source feature id
9430618
Source globalid
{1D2CDA88-08B4-4846-B5CD-A4ECF893054B}
Source trail number
20E16
Source vertex range inclusive
  • 836
  • 806
Start coordinate
Latitude
38.16518574092221
Longitude
-119.88391532965653
Evidence and sources (1)

No claim effective interval recorded.

Spatial scope IDs: scope-route-emigrant-crabtree-bear-lake

  1. Evidence stance: supports · Evidence details

    Evidence notes: Wayproof display assignment to already evidenced endpoints; no new topology inferred from proximity.

    Public National Forest System Trails layer, feature 9430618, globalid {1D2CDA88-08B4-4846-B5CD-A4ECF893054B}, trail 20E16 CRABTREE: reviewed EPSG:4326 source vertices 836 through 806 are retained for display. Source segment_length 10.1 and gis_miles 9.942 describe the original feature, not a computed length for this slice. Coordinate accuracy and current field condition are not established by retrieval.

    Publisher
    USDA Forest Service
    Observer / attribution
    Wayproof named-feature and official-map review
    Observed at
    Unknown
    Retrieved at
    2026-10-06T00:09:34+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: USDA Forest Service

Reviewed route display geometry

Coordinate reference system
EPSG:4326
Current route status
unknown; pre-trip check required
Distance policy
Existing topology claims control mileage; no distance derived from these coordinates.
End coordinate
Latitude
38.165350570701605
Longitude
-119.90071919040176
Geometry snapshot
Feature id
usfs-emigrant-lake-valley-pine-valley
Path
geometry/v0/snapshots/usfs-emigrant-crabtree-routes-20261006.geojson
Sha256
33fba5638eb580a602ba16c4bd4dada51a35c696002db839fde0612fb603285d
Navigation grade
No
Route role
official mainline
Source coordinate accuracy
unknown
Source feature id
9428086
Source globalid
{DD41DD87-9AAE-4FE1-B078-0427EEE709F1}
Source trail number
20E16
Source vertex range inclusive
  • 172
  • 67
Start coordinate
Latitude
38.17758396939358
Longitude
-119.90646170977695
Evidence and sources (1)

No claim effective interval recorded.

Spatial scope IDs: scope-route-emigrant-crabtree-camp-lake, scope-route-emigrant-crabtree-bear-lake

  1. Evidence stance: supports · Evidence details

    Evidence notes: Wayproof display assignment to already evidenced endpoints; no new topology inferred from proximity.

    Public National Forest System Trails layer, feature 9428086, globalid {DD41DD87-9AAE-4FE1-B078-0427EEE709F1}, trail 20E16 CRABTREE: reviewed EPSG:4326 source vertices 172 through 67 are retained for display. Source segment_length 2.232 and gis_miles 2.231 describe the original feature, not a computed length for this slice. Coordinate accuracy and current field condition are not established by retrieval.

    Publisher
    USDA Forest Service
    Observer / attribution
    Wayproof named-feature and official-map review
    Observed at
    Unknown
    Retrieved at
    2026-10-06T00:09:34+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: USDA Forest Service

Reviewed route display geometry

Coordinate reference system
EPSG:4326
Current route status
unknown; pre-trip check required
Distance policy
Existing topology claims control mileage; no distance derived from these coordinates.
End coordinate
Latitude
38.16518574092221
Longitude
-119.88391532965653
Geometry snapshot
Feature id
usfs-emigrant-pine-valley-camp
Path
geometry/v0/snapshots/usfs-emigrant-crabtree-routes-20261006.geojson
Sha256
33fba5638eb580a602ba16c4bd4dada51a35c696002db839fde0612fb603285d
Navigation grade
No
Route role
official mainline
Source coordinate accuracy
unknown
Source feature id
9428086
Source globalid
{DD41DD87-9AAE-4FE1-B078-0427EEE709F1}
Source trail number
20E16
Source vertex range inclusive
  • 67
  • 0
Start coordinate
Latitude
38.165350570701605
Longitude
-119.90071919040176
Evidence and sources (1)

No claim effective interval recorded.

Spatial scope IDs: scope-route-emigrant-crabtree-camp-lake, scope-route-emigrant-crabtree-bear-lake

  1. Evidence stance: supports · Evidence details

    Evidence notes: Wayproof display assignment to already evidenced endpoints; no new topology inferred from proximity.

    Public National Forest System Trails layer, feature 9428086, globalid {DD41DD87-9AAE-4FE1-B078-0427EEE709F1}, trail 20E16 CRABTREE: reviewed EPSG:4326 source vertices 67 through 0 are retained for display. Source segment_length 2.232 and gis_miles 2.231 describe the original feature, not a computed length for this slice. Coordinate accuracy and current field condition are not established by retrieval.

    Publisher
    USDA Forest Service
    Observer / attribution
    Wayproof named-feature and official-map review
    Observed at
    Unknown
    Retrieved at
    2026-10-06T00:09:34+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: USDA Forest Service

Reviewed route display geometry

Coordinate reference system
EPSG:4326
Current route status
unknown; pre-trip check required
Distance policy
Existing topology claims control mileage; no distance derived from these coordinates.
End coordinate
Latitude
38.17758396939358
Longitude
-119.90646170977695
Geometry snapshot
Feature id
usfs-emigrant-start-lake-valley
Path
geometry/v0/snapshots/usfs-emigrant-crabtree-routes-20261006.geojson
Sha256
33fba5638eb580a602ba16c4bd4dada51a35c696002db839fde0612fb603285d
Navigation grade
No
Route role
official mainline
Source coordinate accuracy
unknown
Source feature id
9428086
Source globalid
{DD41DD87-9AAE-4FE1-B078-0427EEE709F1}
Source trail number
20E16
Source vertex range inclusive
  • 182
  • 172
Start coordinate
Latitude
38.178658657463544
Longitude
-119.9068410709654
Evidence and sources (1)

No claim effective interval recorded.

Spatial scope IDs: scope-route-emigrant-crabtree-camp-lake, scope-route-emigrant-crabtree-bear-lake

  1. Evidence stance: supports · Evidence details

    Evidence notes: Wayproof display assignment to already evidenced endpoints; no new topology inferred from proximity.

    Public National Forest System Trails layer, feature 9428086, globalid {DD41DD87-9AAE-4FE1-B078-0427EEE709F1}, trail 20E16 CRABTREE: reviewed EPSG:4326 source vertices 182 through 172 are retained for display. Source segment_length 2.232 and gis_miles 2.231 describe the original feature, not a computed length for this slice. Coordinate accuracy and current field condition are not established by retrieval.

    Publisher
    USDA Forest Service
    Observer / attribution
    Wayproof named-feature and official-map review
    Observed at
    Unknown
    Retrieved at
    2026-10-06T00:09:34+00:00

    Retrieval time does not establish when an event occurred.

    Observation details · Source details · Original source: USDA Forest Service

Sources, evidence, and history

Planning facts above are readable first. Open these records when you need to audit a source or see when knowledge changed.

Evidence for 2 published claims
Published ChangeSet history

Canonical data is historical evidence, not a guarantee of current conditions. Recheck volatile facts before travel.