New Mexico Register / Volume XXII, Number 23 / December 15, 2011

 

This is an amendment to 14.7.6 NMAC, Sections 11 and 12, effective January 1, 2012.

 

14.7.6.11 CHAPTER 3 - CLIMATE ZONES: See this Chapter of the IECC except delete the text of section 301.1 General and replace with the following: the table below in conjunction with Table 301.3(2) shall be used to determine the applicable requirements for Chapters 4 & 5. Locations not in the table below shall use either Table 301.1, Section 301.3, or the building official may designate a climate zone consistent with the elevation, HDD & CDD from the table below for the unlisted location.

 

Table 301.2

New Mexico Climate Zones Based on Heating and Cooling Degree Days

City

County

Elev. (feet)

Heating Degree Days

(HDD) 65F

Cooling Degree Days (CDD)

50F day

Climate Zone

Abiquiu Dam

Rio Arriba

6380

5872

 

5B

Angel Fire

Colfax

8406

9769

195

7B

Alamogordo

Otero

4350

3053

5309

3B

Albuquerque

Bernalillo

5312

4332

4462

4B

Artesia

Eddy

3380

3366

5374

3B

Aztec Ruins

San Juan

5644

5757

 

5B

Belen

Valencia

4800

4432

5012

3B

Bernalillo

Sandoval

5052

4782

4138

4B

Bloomfield

San Juan

5456

5490

 

5B

Bosque del Apache

Socorro

4520

3916

5012

3B

Carlsbad

Eddy

3295

2813

5997

3B

Carrizozo

Lincoln

5438

4234

3631

4B

Cedar Crest

Bernalillo

6581

5703

 

5B

Chaco Canyon

San Juan

6200

6137

 

5B

Chama

Rio Arriba

7871

8254

 

6B

Clayton

Union

5056

5150

3170

4B

Cloudcroft

Otero

8801

7205

 

6B

Clovis

Curry

4268

4033

4252

4B

Corona

Valencia

6690

5389

3631

4B

Cuba

Sandoval

7035

7122

 

5B

Deming

Luna

4305

3347

5292

3B

Dulce

Rio Arriba

6793

7979

 

6B

Eagle Nest

Colfax

8262

9254

 

7B

Edgewood

Santa Fe

6649

6146

 

5B

Espanola

Rio Arriba

5643

5641

 

5B

Farmington

San Juan

5395

5747

 

5B

Fence Lake

Cibola

7055

6396

 

5B

Fort Sumner

De Baca

4032

3799

4616

3B

Gallup

McKinley

6465

6207

 

5B

Glenwood

Catron

4725

3632

4427

4B

Grants

Cibola

6460

6143

 

5B

Hatch

Dona Ana

4052

3270

5904

3B

Hobbs

Lea

3622

2954

5181

3B

Jemez Springs

Sandoval

6198

5260

2059

4B

Las Cruces

Dona Ana

4000

3223

5904

3B

Las Vegas

San Miguel

6424

5738

 

5B

Lordsburg

Hidalgo

4250

3213

5210

3B

Los Alamos

Los Alamos

7320

6381

 

5B

Los Lunas

Valencia

4856

4725

4462

4B

Magdalena

Socorro

6572

5074

2093

4B

Mescalero

Otero

6611

5540

 

5B

Moriarty

Torrance

6220

4735

3786

4B

Mosquero

Harding

5485

5209

3631

4B

Mountainair

Torrance

6520

5558

 

5B

Organ

Dona Ana

5245

3215

4919

3B

Placitas

Sandoval

5955

4917

3701

4B

Portales

Roosevelt

4006

3845

4347

4B

Raton

Colfax

6680

6001

 

5B

Red River

Taos

8671

8742

179

7B

Reserve

Catron

5847

5483

 

5B

Rio Rancho

Sandoval

5282

4880

3949

4B

Roswell

Chaves

3573

3565

5505

3B

Ruidoso

Lincoln

6920

6309

 

5B

Sandia Crest

Bernalillo

10680

10034

 

7B

Sandia Park

Bernalillo

7077

7510

 

6B

Santa Fe

Santa Fe

7260

6001

 

5B

Santa Rosa

Guadalupe

4620

3749

4714

3B

Shiprock

San Juan

4892

5475

 

5B

Silver City

Grant

5895

4438

3975

4B

Socorro

Socorro

4603

3984

5147

3B

Springer

Colfax

5797

5653

 

5B

Taos

Taos

6967

6827

 

5B

Taos Ski Valley

Taos

9321

9769

 

7B

Tatum

Lea

3999

3680

4721

3B

Thoreau

McKinley

7200

5789

 

5B

Tierra Amarilla

Rio Arriba

7425

7901

 

6B

Tijeras

Bernalillo

6322

6338

 

5B

Tohatchi

McKinley

6447

5418

 

5B

Truth or Consequences

Sierra

4245

3394

5103

3B

Tucumcari

Quay

4096

3767

4429

4B

Tularosa

Otero

4508

3056

5130

3B

Zuni

McKinley

6293

5742

 

5B

[14.7.6.11 NMAC - Rp, 14.7.6.11 NMAC, 8-1-11; A, 1-1-12]

 

14.7.6.12 CHAPTER 4 - RESIDENTIAL ENERGY EFFICIENCY. See this Chapter of the IECC except for the following:

A. 401.2 Compliance. Delete the text of this section and replace with the following: projects shall comply with sections 401, 402.4, 403.1, 403.2.2, 403.2 through 403.9, and 404.1 (referred to as the mandatory provisions), and one of the following:

(1) sections 402.1 through 402.3, 402.5, and 403.2.1 (prescriptive); or

(2) specific computer software, worksheets, compliance manuals and other similar materials that meet the intent of this code, such as ResCheck, RemRate, and worksheet trade-off sheets from the New Mexico energy conservation code residential applications manual; or

(3) performance path to compliance;

(a) section 405, simulated performance alternative or;

(b) a home energy rating system (HERS) index of 83 or less in climate zone 3, or a HERS index of 89 or less in climate zones 4-7, confirmed in writing by a ResNet-certified energy rater. Compliance may be demonstrated by use of the ResNet sampling protocols (see chapter 6 of the national standard for home energy ratings).

(4) above code programs see IECC section 102.1.1.

B. 402.4.3 Fireplaces. See this section of the IECC and add the following exception: one wood burning masonry fireplace without a gas log igniter per residence is allowed without gasketed doors providing:

(1) the residence being constructed exceeds compliance of this code by 20 percent or better with compliance demonstrated by either section 401.2(2) or (3) with a HERS index of 70, and

(2) the fireplaces have outdoor combustion air supplied directly to the fireboxes.

[14.7.6.12 NMAC - Rp, 14.7.6.12 NMAC, 8-1-11; A, 1-1-12]