You would need a Topographic Survey as it will cover both man-made and natural features (creek in your case).

For an example natural resources, e.g. timber or minerals, can convey with real estate.

Most likely the state where the property is located is where lawsuits would be brought if they are something for personal injury like a trip and fall or something of that nature because the “cause of action” arose in that state.

Import Export, Natural Resources, Farming 

If you also have electric hot water that will be there also.gas (i assume natural gas?) 

I know that's the nature of the beast, but frankly its stress I don't want. 

Do nothing, keep funding the monthly losses, and wait for the natural market appreciation that california is famous for.

Lessons learned are very lengthy, but here's the short list: Always check flood zones, work with a contractor that is used to working with the city and pulling permits, work with a contractor that is used to working with residential properties versus commercial, schedule regular meetings with your contractor to check on status and hold accountable, be sure to consider permitting time when calculating holding costs, and lastly, be sure to have reserves in case of natural disasters (i.e COVID)

These were "Central Gulf Coast parcels" (an area called the "Nature Coast").

@Meghanath Reddy1) rental investments are by their nature long-term.