for harvest only; permanent saw mills are prohibited.) 7. Commercial communication antennas, transformers, utility substations and similar uses (exempt from minimum lot size and maximum height requirements). 8. Irrigation wells, water reservoirs, and water control structures.
Read it in the chapter →How this ordinance defines it
The operative definition is the local one. Codes routinely subdivide a category into tiers — “day care 2, family”, “group home 2” — and attach different permissions to each, so only Danville’s own text settles what this covers.