Part 1: summary :
Create 660 feet buffer zone along with main water line.
Then select all parcel that on this buffer zone.
![](https://transparentgov.net/data/img5/standby_vv601.png)
Step 1
download san bernadino parcel
https://open.sbcounty.gov/datasets/49323ddf29ef475db75e141f675fac47/about
![](https://transparentgov.net/data/img5/standby_vv602.png)
step 2
cut water main line into district 1 and 2, since district 1 charge $10 per arce, district 2 charge $15 per arce
![](https://transparentgov.net/data/img5/standby_vv603.png)
![](https://transparentgov.net/data/img5/standby_vv604.png)
step 3
clean up some water line should be in district 2, just delete a few of these
![](https://transparentgov.net/data/img5/standby_vv606.png)
![](https://transparentgov.net/data/img5/standby_vv605.png)
step 4
create 660 feet buffer on district 1, water main line
![](https://transparentgov.net/data/img5/standby_vv607.png)
step 5
use district 1 boundary to clip previous 660 feet buffer zone
![](https://transparentgov.net/data/img5/standby_vv608.png)
step 6
export parcel with parcel center in water district 1 and 2
![](https://transparentgov.net/data/img5/standby_vv609.png)
![](https://transparentgov.net/data/img5/standby_vv611.png)
step 7
parcels in water district 1 clipped by previous water main line 660 feet buffer
![](https://transparentgov.net/data/img5/standby_vv612.png)
step 8
add a field ACRES, also populate this field by reformat existing Area field value from squre feet to acres
![](https://transparentgov.net/data/img5/standby_vv613.png)