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1. What is backflow, and how does it occur?
2. How often do backflow events occur?
3. What is a cross-connection?
4. What is a cross-connection program?
5. What are some examples of hazards at my home that need to be protected with a backflow assembly or device?
6. What is a backflow prevention assembly and which one is best to install?
7. Does having a backflow preventer at my meter mean that my home/business is protected?
8. Will installing a backflow preventer affect the water pressure in my home?
9. Why can't my backflow assembly be installed below ground?
10. Why must I have my backflow assembly tested annually?
11. What happens if I do not have my backflow assembly tested and maintained as required?
12. Who is authorized to test my backflow assembly?
13. How will I know if it is time for me to test my backflow assembly?
14. Why can't you send the notice to test directly to the tester?
15. Why do I have a backflow assembly and my neighbor does not?
16. I have a well that is not being used. Is a backflow assembly necessary?

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1. How can I be notified about new blog posts?
2. How do I search the blog?
3. How do I comment on a blog post?
4. I don't want to create an account. Can I comment on the blog using my Yahoo or Facebook account?
5. What is MMWD's policy on blog comments?
6. Can I repost something that I read on MMWD's blog?

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1. How are these rates different?
2. I conserve water and it seems like I’m being penalized with higher rates. Please explain.
3. What is the watershed management fee? I don’t remember seeing that before.
4. How were the new rates determined?
5. How does the new rate structure meet COSA requirements, as did the old rate structure, when they are different from each other?
6. Are everyone’s bills affected the same?
7. What is MMWD doing to reduce fixed costs?
8. I have heard that the higher rates are going to pay for higher salaries and pensions. Is that true?
9. What if I can’t afford to pay my water bill under this new rate structure?

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1. What are your office hours?
2. I have a high bill. How do I determine if I have a leak?
3. How do I read my meter?
4. Can I pay my bill automatically?
5. Can I pay my bill online?
6. How can I determine if my payment was received online?
7. I need to update my credit card information, but I have auto-pay on the old credit card. What do I do now?
8. What other online services do you offer, besides bill pay?
9. What is the new account service charge?
10. What is the meter service charge?
11. How can I avoid paying the security deposit?
12. When will I get my security deposit back?
13. I had a leak repaired. Can I get an adjustment on my bill?
14. Do you have a payment plan?
15. Can you tell me where my water meter is located?
16. I have a leak in the pipe between my meter and my house. Will MMWD fix it?
17. What is my water pressure?
18. Why did you change my meter?
19. My meter box is full of murky water. How do you read the meter?
20. My meter is buried with dirt. How do you read the meter?
21. Can water meters over register or record more water than is actually used?

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1. How is the entitlement determined for an account?
2. Why is my entitlement different than my water budget?
3. Do all accounts have entitlements and water budgets?
4. How can I find the entitlement or water budget for a property?
5. Why is it important for me to know my entitlement / water budget level?
6. How do I know if I am exceeding my entitlement and / or water budget?
7. More questions?

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1. What is the Fire Flow Improvement Program?
2. How did the original Fire Flow Improvement Program get started?
3. What has been accomplished by the Fire Flow Improvement Program?
4. Why are there pipelines that don’t meet fire flow standards?
5. Why weren’t all fire flow improvements included in the original 15-year Fire Flow Master Plan?
6. How were the projects selected for the Fire Flow Improvement Program?
7. Why do I have to pay the $75 fee when there isn’t a project planned for my neighborhood?
8. Will the $75 fee increase over the 19 year term of the program?
9. Since many new hydrants will be installed, who determines where those hydrants will be located?
10. If there is a fire flow project constructed in my street, is there an additional cost to me?

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1. What is fluoride?
2. What is fluoridation?
3. Can I use optimally fluoridated tap water to mix infant formula?
4. Why is the Marin Municipal Water District fluoridating the water supply?
5. How much fluoride is added to the drinking water?
6. What chemical is being used?
7. How much does MMWD spend to fluoridate the water?
8. Can Marin Municipal Water District stop fluoridating the water supply?
9. What can I do to decrease the chances that my child’s teeth will develop fluorosis?

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1. Why does MMWD ask customers to conserve water even when the reservoirs are at normal levels?
2. Why does MMWD let the reservoirs spill during a drought? Isn't that wasting water?
3. Can MMWD enlarge the reservoirs to hold more water by raising the dams or dredging the reservoirs?
4. Have MMWD’s reservoirs lost capacity due to sedimentation?
5. If sedimentation is found to be a problem, could the reservoirs be restored to their original capacity through dredging?
6. What is MMWD doing to maximize the amount of water in our reservoirs?

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1. What are high efficiency toilets?
2. What about performance?
3. How do I choose an HET?
4. Are there different kinds of HETs?
5. How can I determine how much water my toilet uses?
6. How do I replace my old toilet?
7. How do I dispose of my old toilet?
8. More questions?

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1. Does our water contain fluoride?
2. How hard is our water?
3. What are disinfection byproducts?
4. Should I be worried about cryptosporidium?
5. Why is my water cloudy sometimes during the winter?
6. What is the blue-green sheen on some of the district’s reservoirs?
7. Can a home water treatment device make my water even cleaner?
8. Is bottled water better than tap water?

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1. How do I use the Weekly Watering Schedule?
2. Which of Marin's three climate zones do I live in?
3. What is the “Watering Index”?
4. What is ETo?
5. How does MMWD determine the ETo?
6. What else can I do to improve my irrigation efficiency?