Three Mile Island Flood Plain Survey

I need a flood plain survey of Three Mile Island for designing a domestic water pump house.

Requirements:
- Topographical Data: Basic contour mapping
- Hydrological Data
- For a domestic well pump house 48 replacement
Ideal Skills and Experience:
- Experience in flood plain surveying
- Proficiency in topographical and hydrological data collection
- Knowledge of design planning for water infrastructure

Please provide your past work examples and estimated time for completion.