Forest fire trucks responding + general activity during large wildfire

Multiple forest fire trucks responding, some with siren and lights, and general activity during a large wildfire in San Bernadino, California, United States of America (USA).

See the full video:    • Major emergency response to a wildfire in ...  

Units seen in this video:
STF: Engine 12 (E12), Engine 43 (E43), Engine 313 (E313), Engine 342 (E342), Engine 333 (E333)
HPH: Helitack 534 (H534)
ANF: Water Tanker 25 (WT25)
BDF: Engine 1 (E1), Engine 337 (E337), Engine 15 (E15), Engine 336 (E336)
BLM: Engine 3634 (E3634)
SQF: Engine (E11), Engine 21 (E21), Engine 43 (E43), Engine 332 (E332)

Note there are lots more vehicles from different organisations but they're hard to see so not all information is included.

Vehicle information (In order as seen in video)
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Plates: A329786 + A329787 + A368359 + A370350 + A370351 + ? + A305830 + A304012 + A350568 + A317815 + A350565 + T428363 + ? + ? + ? +?
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Makes: International + Pierce
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Types: Widland Fire Engines (Type 3) + Helitack Crew Carrier + Water Tanker (WT)
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Siren tones: Wail
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Organisations:

United States Department of Agriculture (USDA) U.S. Forest Service (USFS)

U.S. Department of the Interior (USDI) Bureau of Land Management (BLM)
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Divisions:

USDA USFS:

Stanislaus National Forest (STF)
Heaps Peak Helitack (HPH)
Angeles National Forest (ANF)
San Bernardino National Forest (BDF)
Sequoia National Forest (SQF)

USDI BLM:

California Desert District (CDD)
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Clips recorded using a Sony FDR AX53
Videos edited & compiled using Cyberlink PowerDirector 15
Thumbnails edited using paint.net
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Ⓒ CobraEmergencyVideos
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Recorded: 2017
Published: 12th April 2018