How Susanville Uses Recycled Water for Landscaping

Susanville’s hot, dry summers and short, cold winters make dependable irrigation essential for parks, street trees, civic planting and public facilities. Using reclaimed water for these landscapes reduces demand on drinking-water supplies while making productive use of water that has already passed through the sewer network.

The supply is managed as infrastructure, not as untreated wastewater placed on soil. Treatment, storage, monitoring and distribution must protect plant health, workers and the wider environment. Australian readers will recognise the same water-saving logic, although public-works rules, plumbing products and billing systems differ from those in California.

From wastewater to a managed supply

Wastewater arriving at a treatment facility passes through several stages. Screens and settling tanks remove large solids, biological treatment breaks down organic material, and filtration and disinfection reduce remaining particles and microorganisms. The treated water is then stored until it is needed for approved landscaping.

Water quality is checked through laboratory testing and operational monitoring. Indicators can include turbidity, bacteria, salts and nutrients, depending on the intended use. California regulations, including Title 22 recycled-water standards, determine where and how reclaimed water may be applied. Pipes, pumps and valves must also be maintained so the supply remains reliable throughout the irrigation season.

Parks, verges and civic planting

Recycled water can support parks, street medians, public buildings and other suitable landscaped areas. Drip irrigation may water trees and shrubs directly at the root zone, while carefully designed sprinkler systems can cover lawns and flower beds. Watering early in the day limits evaporation, and automated controls can prevent unnecessary watering after rainfall.

In Australia, Sydney Water’s WaterSmart supply uses reclaimed water for toilet flushing and garden irrigation where suitable plumbing is installed. Melbourne commonly identifies non-potable supplies with purple signs or tap-marker tags. These examples show that public reuse works best when plumbing, equipment and clear labelling are planned into the property from the beginning.

Choosing plants for reliable irrigation

A high-desert landscape still needs thoughtful plant selection. Native and drought-tolerant trees, grasses, shrubs and groundcovers can cope better with warm soil, frost and periodic drought than water-intensive varieties. Public-works teams assess establishment needs, mature plant size and irrigation coverage so one sprinkler does not overwater one patch while leaving another dry.

Reclaimed water contains dissolved minerals, and repeated irrigation can gradually raise soil salinity. Regular soil testing helps identify problems before leaves scorch or growth declines. Maintaining filters, cleaning emitters and adjusting watering schedules improves uniformity and conserves the available supply. Where appropriate, approved leaching cycles can help manage salt accumulation without wasting water.

Water charges and stormwater

Reclaimed-water service can involve its own meter, connection charge or usage rate. That cost should be distinguished from potable-water pricing because the two supplies serve different purposes. A stormwater charge generally supports work such as maintaining drains, managing runoff and improving local flood control.

Residents can consult the City’s stormwater fee guidance for an explanation of how runoff-related charges are calculated. The billing arrangement in California differs from Australia: a Sydney household, for example, may have water usage and service charges from Sydney Water, with a separate council drainage charge.

Preventing unsafe cross-connections

Only approved outlets should carry recycled water. Dedicated pipes, identifiable taps, signs and suitable backflow protection help prevent reclaimed water from entering drinking-water lines. Hoses and irrigation equipment must be kept in serviceable condition, and repairs require the correct connection methods.

The risks are similar in Australian homes and workplaces. Melbourne’s purple markers and Brisbane’s market for approved Waterwise fittings help users recognise non-potable equipment, but colour alone is not enough. New South Wales regulates many water and recycled-water activities through legislation such as the Water Management Act 2000, while other states use their own requirements. Residents should follow local instructions and report damaged signs, leaks or suspicious connections.

Planning, monitoring and public access

Expanding reclaimed-water service requires more than connecting a hose to a new pipe. Planners assess the reliability of the treatment supply, seasonal demand, pump requirements, pressure, easements, filtration and the risk of cross-connection. Metering and maintenance records then show how much water is delivered and whether the system continues to operate efficiently.

Performance can be judged by several practical measures: potable water saved, public areas maintained, leaks corrected, complaints resolved and plants receiving uniform irrigation. This creates a clear account of drought resilience without overlooking worker safety or water quality. Current service contacts, payment resources and project information are available through Public Works information, helping residents understand how landscape watering fits into the City’s wider infrastructure responsibilities.