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Saving Energy in the Yucatan

If you live here, you know about the CFE: La Comisión Federal de Electricidad. But no one calls it CFE here in Mexico. They call it by its first name only: Comisión, and everyone knows who they are talking about. Electricity is the most expensive utility in Mexico, at least among the expat crowd. Comisión has a great website, where they proudly proclaim, in both English and Spanish, that they are una empresa de clase mundial (A world class company).Empresa de clase mundial On the website, you can learn about their mission, find out the weather all over Mexico, read the history of the Comisión (did you know that as late as 1937, there were three different companies providing power in Mexico?), read their financial statements, and of course, pay your bill. Oh, oops! You can’t pay your bill there… but they will refer you to a bank (Banamex, Banorte, Inbursa, Bancomer, HSBC or Santander) where you CAN pay your bill online. Of course, there is much MORE information on the Spanish side of the website, but really, the fact that there is an English website at all is rather impressive.

Usually, we have no occasion to read the website. We pay our bills, in cash usually, and we are grateful for reliable electricity. But the other day, due to personal circumstances, we learned something about electricity consumption here in Mexico, and we thought we’d pass it on. This is not something we would have ever known if we hadn’t moved from one house to another and noticed a big change in our electric bill.

CFE logoIn our old office, we worked in a traditional colonial home that had been renovated. Due to a lack of windows, we ran two mini-split air conditioners all day, every day while we were working. We had a small refrigerator. We regularly paid bi-monthly bills of $8,000 pesos or more during the summer months. We figured this was just the cost of doing business.

Flash forward to our new home and office combined. We built this building with air flow in mind. We built higher ceilings, a second story, skylights that open, and a breezeway, so consequently, we have less need for air conditioning, even during the hottest summer days. In addition, this house and office are almost completely new: new walls, new wiring, new fixtures. Electricity flows unimpeded by faulty connections or old wiring. Our appliances are all new, so we have energy-efficient air conditioners and refrigerators (yes, we have two refrigerators). The house and office combined are at least three times larger than the former house and office, and yet the CFE bills have been less than a third of our former bills.


(Insert mental picture of us quizzically scratching our heads…)

We were extremely grateful for this… but also puzzled. We looked at the meter… yep, the right meter number is on our bill. The meter is turning. The reading on the bill is correct. We were a little afraid to ask, but we called CFE to understand why our new bills are so much lower. Here is what we learned:

If a house uses over 850 kilowatt hours (kWh) of electricity per month, averaged over a year, it will get bumped from the "1C" Tarifa (rate) to the "DAC" Tarifa (De Alto Consumo, which means “of high consumption”). Once this happens, your rate climbs in three ways. First, DAC customers are charged a minimum of $65 pesos per month. Secondly, the Basico (basic) charge for DAC consumers increases from about $0.5 to $2.5 pesos per kilowatt hour (summer prices). The third whammy (that’s the technical term in English for golpe) is that the government does not give you an Aportación Gubernamental (Government Subsidy). That aportación can underwrite more than two thirds of your bill every month, which is certainly not trivial. take a look at our last bill, below, for reference.

If you find yourself still categorized 1C, know that you have to stay under 850 kilowatt hours of average energy consumption per month every year. You’ll enjoy lower energy prices and a government subsidy if you do. If you use more than that for twelve months running, then be prepared for much higher energy bills and no subsidy. If you find yourself already in the DAC category, what can you do? Cut your energy costs down to under 850 kilowatts per month for 12 months, and the CFE computers will (supposedly) lower your rates automatically. If they don’t, here’s what you can do: Take another look at the copy of the bill below. See the column titled, Consumo kWh por dia? Multiply that number by 365 and divide by 12. That’s your average monthly consumption. If the number is less than 850, chances are you qualify, so take a stroll down to La Comisión and ask them to change your Tarifa back to 1C.

If these policies aren’t motivation for cutting energy consumption, we don’t know what is.

ADDENDUM:

In investigating this issue, we have learned more about how CFE charges.

CFE rates each city in Mexico according to its average temperature. Merida is a "1C" city, whereas Chelem, por ejemplo (for example) is a 1B city, meaning it’s average temperature is lower (in this case) and warrants less energy usage. The chart below shows the level of Kilowatts per month that the consumer must stay below in order to avoid being charged as a DAC (de alto consumo) customer.

1 up to 250 Kwh/month
1A up to 300 Kwh/month
1B up to 400
1C up to 850
1D up to 1000
1E up to 2000
1F up to 2500

To explain, if you live in Chelem (a 1B city), then you have to keep your consumption below 400 kilowatts per month in order to keep your 1B designation (and your lower rates and your government subsidy). If you live in Merida, you get to consume up to 850 kilowatts per month before moving to the DAC designation.

Any questions?

Editor’s Update: We recently followed a Google ad to this wonderful YouTube page sponsored by CFE. It’s in Spanish, but even if you don’t understand it all, you will certainly get that CFE and Mexico are beginning a campaign to teach Mexican children about saving energy. Viva Mexico!

CFE Bill

 

Website of Comisión Federal de Electricidad

Wikihow’s How To Lower Electricity Bills in the Summer

Calculate your next CFE bill

 


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37 Responses to “Saving Energy in the Yucatan”

  1. great article

  2. Within the 1C tarifa category there are three rates depending on total consumption. Your sample bill only showed Basico (First 300 KWh at .569 per) and Intermedio (Next 600 KWh at .854 per).

    The third is Excedente and is 2.262 per KWh and kicks in for any consumption more than 900 KWh.

    Run those AC’s a bit and you can have quite a healthy bill and still be Tarifa 1C.

  3. Actually, you can see on our bill that the three are Basico, Intermedio and Suma. Luckily, we didn’t get up to Suma so we don’t know what that price is (I suppose we could look it up…). Does your bill say “Excedente”? Curious… And yes, of course you can certainly run up your bill, even at the 1C designation. Run it that much for twelve months, as we have learned, and you’ll get a really big surprise!

  4. We have been here for just over one year. Upon arrival in May, 2007, we ran the A/C 24/7 until we received our first bill. It was high but still received the summer subsidy. We dropped back to below the 1700 kWh amount in October and have stay there. We have been paying the highest rate (most recent bill was 2.88 per kWh for all useage). Hopefully our next bill will be back to the lower rates. We only use A/C overnight in the bedroom and not every night. We no longer use the clothes dryer but hang them on the line. We reduced the amount of time we filter the pool. Our usage for May/July billing cycle was 1520 kWh. I think we are now on the right path.

  5. Really Great Article! Very helpful. Now however, I am a bit more confused than I was. I have been wondering if electricity was a bit cheaper in Merida than in Chelem. I compared our electric bill and yes it is a bit more than what is listed in the article. Our tarifa is listed as “1B” and I don’t have a clue if that’s good or bad. Can anyone throw a little light on this for me?

    Forever Gratful,

    Windstorm

  6. I use much less and it reads 1B. What does it mean?

    Jacek

  7. “Suma” means total in Spanish so the third line on your bill is the total.

  8. This article is great. Actually we just bought our retirement home in Merida and we a would appreciate any basic “DO’s” and DON’T”s” Thanks!
    Carlos and Lourdes

  9. It is always good to know important information regarding living expenses in Mexico. When moving there we will be on a fixed income. Whatever other “Yucatan Living” expenses you may be able to provide will be greatly appreciated !! Thank You !!

  10. Are you sure it’s not just because before, in your old office, you were rated as business (commercial) and now, in your combined home/office, you are rated as residential? Commercial rate is about 3 times residential …

  11. Ross… um, right. good point. DUH!

  12. It was always a home…rated residential. No, we called CFE to ask about that account specifically and what we reported was the case.

  13. In the beach towns, it has always been my understanding that if you live “on the beach,” your electricity rate is higher than if you live even just across the street.

  14. We’ve found out more about the designation and charges, which we have added to the end of the article. Check out the addendum for more information.

  15. Very informative article and a keeper for future reference. Sounds like building that new house was a great idea. I would like to do the same but finding a lot in or near Centro is a hard call. I really appreciate all the insights I get from your articles. Thanks

  16. Here’s something else that I just began to take note of. Before, I thought that the difference between the summer and the winter rate was just a slight tap on the wrist. Now, with the charts you can pick up in the commission, I see that, if I had a bill of 414 pesos in April, in December I would be paying 1,033 for the same amount of electricity!!!! That’s an incredible increase. The lower ranges and the high rangers have a slightly lower increase percentage wise, but if you are a moderate consumer, as I tend to be, you can get hit really hard.

    I’ve been looking on the site and can’t seem to find this chart listed on line, but I pick them up there at the counter in any CFE office. Of course, the commission says it’s giving us a “break” for the summer; actually, I suspect that since there is a far lower consumption of electricity in the winter, they’re just upping the price to make ends meet!

  17. Hi Ellen,

    What happens if you only go over the 850 per month for a few months (the hot ones) and return to below that? Would you stay at the lower rate?

    ~Ian

  18. Hi Ellen,

    Just to confirm your theory and actually clear CFE’s computers of your suspicion that they might not follow through. I noticed that Panadero is once again in catagory 1C.

    Considering the sizeable drop in useage there since you left the CFE computers did in fact return it to the lower priced catagory. The system works!

    I know.. I know.. I am as shocked and as relieved as you are……

    ~Ian

  19. Imagine how hot a 1F city must be…

  20. Oh, it’s so lovely to be right :-)

    Ian, we think that as long as the AVERAGE usage for the previous 12 months is below 850 per month, you will stay at the 1C rate.

  21. A very interesting and informative article.
    Given the pricing structure you outlined I had considered solar panels to provide some additional capacity and keep consumption within a lower tarriff.
    Unfortunately, it seems CFE does not make allowances for ‘reverse metering’ by allowing the homeowner sell surplus energy generated back to CFE (as of 2007). Hopefully, that will eventually change, at which time home solar (or wind) generated electricity maybe more economic proposition.

  22. Someone posted that they were having a problem finding the rate table on the CFE website.
    Here’s a link to the relevant page — you need to “click” on the relevant rate (1C for Merida city), then enter the year (2008 is the default), the month that summer begins (abril), and the month for which you want rate info.
    http://www.cfe.gob.mx/es/InformacionAlCliente/conocetutarifa/

    Interestingly, outside of Merida centro (Cholul, for example) the rate is 1B, reflecting the lower temperatures outside the cement furnace within the Periferico.

  23. I manage about 8 properties here in town and I’ve not been able to find any logical explanation of the different bills I receive from one month to the next or from one house to the next. My smallest house in Ermita where no one was living for 6 months had the highest bills and I was in a state of shock and panic. I had the meter changed and that was not the problem. I turned everything off and unplugged everything and ran a line to my neighbors house that I rent and the bill there went up accordingly. I discovered 2 things. It is possible to have an electrical leak. And the 3 pumps that I run 24 hours 7 days a week in my koi ponds were about 7x too powerful. So I changed the little giants to tiny giants and now my bill is 1/4 what it was.

    Recently the streets around the park of Ermita were restored by the city or state or someone who doesn’t know how to spend $8,000,000 pesos. (or perhaps they do) The cables were buried and they put in all new electical and water meters. My water bill jumped from less than $100 pesos to $1200 pesos when they changed the meter. I had the plumber come and check for a leak and there were none. Japay came and read the meter and I had an appointment a week later. When I turned up 3 weeks later I had good news. they had put a zero in my between the 2 and the 8 and instead of consuming 28 cubic meters of water they had charged me for $208. So I got a refund but not an apology.

    I’m looking forward to your addendum on substations and alternative energy. And is it just me or is there more bat poop being slung around town than before?

  24. [...] Exchange Rate Semi-Stable Below 10.0 MXP to 1 USD Expats aren’t having much fun these days and way too many of us are still looking wistfully back over our shoulders at 12:1. However, this doesn’t mean that Mexico is no longer a good "deal." It certainly is, and will continue to be. One need only look at Yucatan Living’s Events page to see that expats and tourists are weeping and wailing in the face of free, spectacular entertainment 7 nights a week. One need only look at the real estate section of the newspaper to see that we are complaining about high costs when the same size homes would cost us 4 times as much (if not more) north of the border. Whatever the current exchange rate, we’re sure glad we’re here! Since this news also includes a prediction that the situation will not change much over the next two years, we would love to hear any cost cutting measures being undertaken by our readers here in Yucatan. Don’t forget to read Working Gringa’s recent article about how to cut your electric bill. [...]

  25. How common are solar panels in Merida? Are they used at all on roof tops and, if so, do they contribute to or decease any (possible) leakage from the roof? Thanks for any reply! L.F.

  26. [...] is a fascinating article about how CFE calculates rates: Yucatan Living – Saving Energy in the Yucatan. ~Tony & Cheri Luna Blue Hotel & Garden Playa del Carmen, [...]

  27. I don’t know what 8.000 pesos is worth but not far from where you used to live the rates are on the moon.. i paid $ 573.00 this month. (bet thats a few pesos huh?)..(gosh i dislike P.G.and E., I unplugged one of the 3 fridges i have today..the lg. freezer still runs ..lol..), and am trying to go solar and designing a system that makes power forever for free… for me and friends… not the public… knowing you are a electronics’s genius I need your help in designing a item unrelated to power usage please email me back ok… and i hope all is well there…j

  28. [...] is a fascinating article about how CFE calculates rates: Yucatan Living – Saving Energy in the Yucatan. ~Cheri __________________ Tony & Cheri Luna Blue Hotel & Garden Playa del Carmen, [...]

  29. Most excellent article, Ellen. Now that we’re buying in Merida it is time to peruse your site again. I was keeping up daily until we moved to Quintana Roo. One of the forums there has linked this article and what a GREAT piece of work it is!

    We walked by La Casa del Panadero the other day (we were staying close to the MEL) and it looks absolutely worth each and every peso of electricity.

    Oh, I also followed your directions to Wayan’e and we LOVED the fillings and the salsas were the absolute BEST we’ve ever had. Can’t wait to become Meridianos. :)

  30. [...] Summer Charges on Electricity Set to Begin For many expats, their electrical bill remains somewhat of a mystery. We received information saying that our area uses the National CFE’s chart 1-C, so we looked online and found their site. You can actually get month-by-month rates and see how much the rate changes at the basic rate (up to 150) kwh, intermediate rates (151 to 300 kwh), and greater rates (over 350 kwh). Try it out. One thing you will notice is that summer rates are higher – all the way to October, when they go back down to winter rates. The change isn’t much, but please do play with that site a bit to see what leaving lights and other electricity-gobbling appliances on can do to your bill. While we were on the CFE website, we found another page that might help when you are considering what to leave on – and what to turn off – around the house. Click here to see approximately how many kwh each of your electrical necessities and entertainment toys actually uses and the potential add-on to your electric bill. For more information on how your CFE bill works, check out our article on CFE. [...]

  31. Most houses in Mexico are made with concrete block with an R-value close to single pane glass. This contributes to the high energy usage with A/C. Also block has good thermal mass meaning the heat built up during the day has to fought by A/C’s only used at night. I am having my house retrofitted with studs for spray foam insulation and sheetrock. Hopefully this will tackle the problem of high energy usage. Also don’t forget those who pay for their electricity pay for others that don’t.

  32. I am surprised that people do not convert to a battery bank and solar system. A 8 golf cart battery bank has approximately 1000 amps available at 12 volts. Since it is usually and easier on the batteries to only use half that leaves you with 500 available amps. Solar panels come in various sizes and the ones we have on our sailboat are 64 watts apiece x 2 and in the summer in canada we can put back in about 40 amps per day to the battery bank as well as power all the boats electrical needs which includes a top loading fridge freezer, water pumps, radios etc. all our lighting is LED and an equivelent 20 watt halogen in LED only draws .1 amp at 12 volts and the new LED’s come in warm white. We have an inverter for any 120 volt demand we might have. Since the Yucatan sits under bright blue sky most of the time, I have to wonder why people don’t add a solar system and supplement it with local power when needed on cloudy days or do away with local power entirely.

    cheers

  33. Hi

    I was wondering if you could give me some information on CFE billing in the Puerto Vallarta area. We are very careful with our energy useage but this summer has been very hot and we have used our A/C more. Our energy usage during the winter months is much lower than the summer. How do they average this?

    any infor would be much appreciated,
    Michelle

  34. [...] Summer Electric Rates to End Oct. 10 For those who are unaware of this practice, the Federal Electric Commission has a system with a number of different stratifications. You could be toddling merrily along and, without using any more energy than you did the year before, all of a sudden find yourself with huge electric bills… or, wouldn’t this be nice? …with a bill that drops and you don’t know why. The CFE is currently warning residents that the summer rates end on Oct. 10 and to be mindful of how much electricity they are using, just in case their additional charges end up costing them way more than they expected. For a better understanding of these electric rates, see our article on Saving Energy in the Yucatan.  [...]

  35. What is the CFE rating of Progreso? 1 or 1A or 1B

    Thanks for the great article. P.

  36. Steve may be one to something about the solar systems, or for some a wind turbine. Panels run about $90 in the U. S. and it takes about ten for a 1Kw of power. Add in the wiring and the battery pack and then the invertor and a change for it to revert to the public system, and one should still be able to save money based on what I have read in the article. We looked into a solar unit in the Houston area, smog and all, and it would cost about 17.5 cents/ Kw compared to the 12.5 cents/ Kw we were paying for the public.

    If the Kw costs can be as high as I have seen quoted, then the solar should pay for itself quickly, and most battery situations can provide enough for virtually 48 hours if one had two really overcast or cloudy sky days.

  37. I’m wondering if the number of hilos coming into your residence makes a difference. We live in Macario Gomez and are categorized 1B. We are renting and do not have hot water, a/c or even glass in the windows. We are pretty much at the mercy of the weather.
    Within a year we plan to begin building our own home on land we have recently purchased. We will be remaining in the same area. I was hoping to build a house with enough air flow and a second floor so we can live without a/c and still live more comfortably than we are currently living.
    If we should opt for a/c and need a second line/hilo for 220, will this negatively impact the bill and cause our electricity costs to skyrocket, even if we don’t use the a/c? Will the kwh we use be charged at a higher rate for the existence of 220?
    Thanks for any help you can give. Life is good!

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