The ''Governor Irwin'' was a fireboat operated in San Francisco, California from 1878 to 1909. She was steam powered. She participated in the recovery after the

1906 San Francisco earthquake At 05:12 Pacific Standard Time on Wednesday, April 18, 1906, the coast of Northern California was struck by a major earthquake with an estimated moment magnitude of 7.9 and a maximum Mercalli intensity of XI (''Extreme''). High-intensity sha ...

and fire. She was owned by the State of California, she could only pump a modest 1000 gallons per minute. The ''Governor Markham'', commissioned in 1895, was a twin of the ''Governor Irwin''.

References

{{Reflist, refs= {{cite web , url = https://www.guardiansofthecity.org/sffd/fireboats/governor_irwin.html , title = San Francisco Fire Department Museum ~ Fireboats ~ Governor Irwin , publisher = Guardiansofthecity.org , accessdate = 2012-03-08 , archivedate = 2012-03-04 , archiveurl = https://web.archive.org/web/20120304002412/http://guardiansofthecity.org/sffd/fireboats/governor_irwin.html , url-status = live , quote = {{cite news , url = https://www.guardiansofthecity.org/sffd/fireboats/governor_markham.html , title = Port of San Francisco Fireboat: Governor Markham , publisher = Guardiansofthecity.org , archiveurl = , archivedate = , accessdate = 2019-10-21 , url-status = live , quote = Negotiations between the State of California, who owned the Port of San Francisco at that time, and the City and County of San Francisco as to who would pay for her fire protection services were never concluded. Due to this fact, there are no records in the San Francisco Fire Department of the Governor Markham’s fire service. {{cite web , url=http://www.sfmuseum.org/conflag/06index.html , title=San Francisco Fire Department 1906 Earthquake and Fire Operations , publisher=Sfmuseum.org , date= , accessdate=2012-03-08 Fireboats of California