Poor drainage can be troubling. Surface run off towards the house will enable saturation in the soil under that house. Such saturation may create foundation and structural damage.
This house in Costa Mesa Orange County had significant foundation settlement due to this poor drainage.
http://www.ocstructurecheck.com
Thanks,
Jeremy Livermore, S.E., P.E.
Structural Engineer, License #: S5905
Civil Engineer, License #: C71491
OC Structure Check
1133 Camelback St.
Unit #11101
Newport Beach, CA 92658
949-478-4026 cell
http://www.ocstructurecheck.com
jeremy@ocstructurecheck.com