BldgNO. | HVAC/GHP Instl. Yr | Instl. Type | GHP type* | NO. of Boreholes | Borehole Depth [m] | Borehole Separation Dist. [m] | Borehole Length [m] | Borehole Length per kW [m/kW] | GHP water flow rate per kW [L/min/kW] |
1 | 2009 | New for the addition | V | 120 | 62 | 4.6 | 7425 | 23.4 | 4.8 |
2 | 2008 | New | V | 504 | 61 | 4.6 or less | 30724 | Unknown | Unknown |
3 | 2010-2012 | New | V | 130 | 61 | 4.6 | 11887 | 31.3 | 5.8 |
4 | 2006 | New | V | 36 | 61 | 4.6 | 2195 | 13.3 | 3.0 |
5 | 2003 | New | V | 70 | 61 | 4.6 | 4267 | 14.8 | 3.2 |
6 | 2006 | New | V | 30 | 61 | 4.6 | 1829 | 17.3 | 3.8 |
7 | 2010 for Upgrade | Retrofit/ Upgrade | V | 26 | 61 | 3 - 4.6 | 1585 | 19.4 | 3.9 |
8 | 2012 | New | V | 142 | 64 | 4.6 | 9089 | 18.7 | 3.9 |
9 | 2011 | New | V | 120 | 91 | 6.1 | 10973 | 20.4 | 3.3 |
10 | Ground loop and HPs: 1994 73 replacement HPs: 2013 | New | V | 688 | 46 | 3.0 | 31455 | Unknown | Unknown |
11 | 2007 with 50 HPs 2012 for New Addition with 9 new HPs | New | V | 288 | 46 - 61 | 2.4 - 3.7 | 13167 | 17.2 | 4.3 |
12 | 2011 | New | V | 928 | 61 | Unknown | 56571 | 20.0 | 3.1 |
13 | 1999 with 54 HPs 2009 for New Addition with 3 new HPs | New | V | 320 | 46 | 2.4 - 3.7 | 14630 | 18.1 | 4.1 |
14 | 2008 | New | V | 384 | 61 | 4.6 | 23409 | 20.9 | 3.9 |
15 | 2012 | Retrofit | V | 72 | 76 | 6.1 | 5486 | 13.3 | 2.3 |
16 | 2006 | New | V | 48 | 61 | 4.6 | 2926 | 16.6 | 3.3 |
17 | 2005 | Retrofit | V | 100 | 46 | Unknown | 4572 | Unknown | Unknown |
18 | 2011 | New | HB | 16 | 7.6 and 12.2 | 6.1 | 152/ea. Total: 2432 | 7.2 | 2.5 |
19 | 2012 | New | V | 26 | 61 | 4.6 | 1585 | 12.2 | 2.6 |
20 | 2008 | New | V | 80 | 61 | 4.6 | 4877 | 20.2 | 4.5 |
21 | 2009 | New | V | 18 | 61 | 4.6 | 1097 | 19.2 | 4.0 |
22 | 1992 | New | Unknown | ||||||
23 | 2002 | New | |||||||
24 | 2003 | New |