ORANGE COUNTY FLOOD CONTROL DISTRICT (3) -2008

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Santa Ana River Channel E01- R1551, R1553 4, properly manage irrigation and runoff. + Irrigate slowly or pulse irrigate so the infiltration rate of the soil is not exceeded- * Inspect irrigation system regularly for leaks and to ensure that excessive runoff is not occurring. • 9 re- Maimed %pater is used for irrigation, ensure that there is no runoff from the landscaped area(s)- • , If bailing of muddy water is required (e.g- when repairing a water fine leak), do not put it in the storm drain; pour over landscaped areas_ + Use automatic timers to minimize runoff. + Use popup sprinkler heads in areas with a lot of actMty or where pipes may be broken. Consider the use of mechanisms that reduce water flaw to broken sprinkler heads. 5. Properly store and dispose of chemicals. • Implement storage requirements for pesticide products with guidance from tl`-- local fire department and/or County Agricultural Commissioner_ • Provide secondary containment for chemical storage. • Dispose of empty containers acr-ording to the instructions on the container label. • Triple rinse containers and use rinse enter as product. 6, Properly manage pesticide and herbicide use. • Follow all federal, state. and local laws and regulations governing the use, storage, and disposal of pesticides and herbicides and training of applicators and pest control advisors. • Follow manufacturers' reoommendations and label directions. • Us,-- pesticides only if there is an actual pest problem (not on a regular preventative schedule)_ When applicable use less toxic pesticides that wall do the job. Avidd use of copper -based pesticides if possible. Use the minimum arnounl of chemicals needed for the job. • Do not apply pesticides if rain is expected or if wind speeds are above b mph. • Do not mix or prepare pesticides for application near storm drains. Prepare the minimum amount of pesticide needed for the job and use the lowest rate that will effectively control the targe:ted;pes€ • ' henever possible, use nxcharicaf methods of vegetation removal rather than applying herbicides. Use hand weeding where- practical_ • Do not apply any chemicals directly to sur Eacematers, unless the application is approved and permitted by the state. Do not spray pesticides Mthin 100 feet of cpen inters. • Employ techniques to minimize off - target application (e -g. spray drift:/ of pesticides, including . consideration of alternative application techniques. • 'Men conducting mechanical or manual weed control, avoid loosening the soil, which could lead to erosion. • Purchase only the amount of pesticide that you can reasonably use in a given time period. • Careful sal mixing and layering techniques using a topsoil mix or composted organic material can be used as an effecWe measure to reduce herbicide use and watering - 7, Properhymanagefertilizeruse. • Follow all federal. state, and local lams and regulations governing the use, storage, and disposal of fertilizers. • Follow manufacturers' recommendations and label direttons. • Employ techniques to minimize off- target application (e.g. spray drift) of fertilizer, including consideration of alternative application techniques- Calibrate :fertilizer distributors to avoid excessive application. • Periodically test sals for determining proper fertilizer use_ • Fertilizers should be worked into the soil rather than dumped or broadcast onto the surface. • Sweep pavement and sidawalk if fertilizer is spifled on these surfaces before applying irHgation water. • Use slow release fertilizers whenever possible to minimi =e leaching IC 7 Lan&ope Maz tenant e Edna Park Lease (06.16.09)