The California Court of Appeal recently ruled in the case of Dummer v. City and County of San Francisco, denying a petition that sought immediate public fishing access at the Calaveras Reservoir. The court held that the City of San Francisco has not violated any ministerial duty regarding the reservoir's water supply permit, affecting local fishermen and nature enthusiasts.
This case began when Timothy James Dummer, a licensed fisherman, filed a petition requesting the court to compel the City and County of San Francisco to open the Calaveras Reservoir for public fishing. Dummer argued that the City had a legal obligation to obtain an amended water supply permit and allow fishing in the reservoir, which is home to various fish species. The ruling is significant as it addresses the balance between public access to natural resources and the protection of drinking water quality for millions of residents.
The parties in this case include Timothy Dummer, the plaintiff and appellant, and the City and County of San Francisco along with the San Francisco Public Utilities Commission (SFPUC), the defendants and respondents. The dispute centers around Dummer's claim that the City has a ministerial duty to allow fishing at the reservoir under California law. The case reached the Court of Appeal after Dummer's initial petition was denied by the trial court, which concluded that the City had not failed to perform any mandatory duty.
The Calaveras Reservoir, located in Alameda and Santa Clara counties, serves as a drinking water source for approximately 2.7 million residents. The reservoir is currently closed to public access and fishing due to regulations aimed at protecting water quality. The SFPUC manages the reservoir under the Alameda Watershed Management Plan, which prohibits public access to ensure the purity of the water supply.
In his initial petition, Dummer sought a writ of mandate to compel the City to determine whether public fishing could occur without compromising water quality. The trial court recognized that while the public has a qualified right to fish, the City must first evaluate the potential impacts of fishing on water purity. The court ruled that the City had a duty to assess whether fishing could be conducted safely but did not mandate immediate action.
In the latest ruling, the California Court of Appeal affirmed the trial court's decision, stating that Dummer had not demonstrated that the City failed to perform a ministerial duty. The court emphasized that the City is required to conduct a thorough evaluation before any fishing program can be implemented. The opinion noted, "Dummer has not established a right to mandamus relief. Specifically, he has not demonstrated defendants’ failure to perform a ministerial duty."
The ruling highlights the complexities involved in balancing public access to natural resources with the need to protect drinking water quality. The court pointed out that the City must consider various factors, including environmental impacts and necessary infrastructure improvements, before opening the reservoir to fishing. The City had previously adopted a resolution indicating its intention to develop a fishing program, but further planning and regulatory compliance are required.
This decision impacts not only Dummer but also other fishing enthusiasts and residents who may have hoped for increased access to the reservoir. The ruling reinforces the idea that public agencies must carefully evaluate the implications of recreational activities on water quality and public safety.
The court's decision does not set a new legal precedent but reinforces existing laws regarding public access to reservoirs and the responsibilities of public agencies. It underscores the importance of regulatory compliance and environmental assessments in managing public resources.
Looking ahead, Dummer has the option to appeal the ruling, although it is unclear whether he will pursue this path. The case may also influence future discussions about public access to other reservoirs and natural resources in California. The City of San Francisco continues to work on developing a fishing program while addressing the necessary regulatory requirements.











