Ground Water Temperature Map

GROUND WATER TEMPERATURE MAP | RESIDENTIAL USE
77
72
67
62
57
52
47
42
37
35
DEGREES
FAHRENHEIT
United States Ground Water Temperature Map
Average inlet water temperature.
These are general temperature zones,
actual inlet temperature may be
aected by local variations and
seasonal changes.
• Customer has the option of using the following appliances instead of a shower: Residential grade clothes washing
machine, hand sink or dishwasher
• Shower heads will be as above. If custom shower fixtures i.e. body sprays, high flow rate rain heads are used, please
contact Rinnai.
©2019 Rinnai America Corporation. Rinnai America Corporation continually updates materials, and as such, content is subject to change without notice. Local, state, provincial, federal
and national fuel gas codes must be adhered to prior to and upon installation.
Use your location on
the map to correlate
with legend for
average ground water
temperature in the U.S.
For Hawaii and Puerto
Rico, use ground water
temperature of 75° F.
For Canada and
Alaska, use ground
water temperature
range 35-42° F.
HE+ SERIES
Model RL94i/e
BTU: 199,000
Ground Water
Temperature
Max Flow Rate
(GPM)
Simultaneous Shower Use
35° F
3.8
37° F
3.9
42° F
4.2
47° F
4.5
52° F
4.8
57° F
5.2
62° F
5.6
67° F
6.2
72° F
6.8
77° F
7.6
Note:
Simultaneous shower use was rounded to the nearest whole number based on the following data: Tankless set temperature of 120°F, mixed shower temperature of 105°F, ground water temperature as shown in the
chart, and shower head flow rate of 2 gpm.