Drilling a Well in Oaxaca, Mexico - A Case Study Part I - Decision-Making and Digging

Even within the context of the mañana lifestylewill make what they expect they should make,
of Southern Mexico, three years to dig a well inregardless of the arrangement. The difference is
Oaxaca does seem extreme, and to most,that if you pay by the project, or in this case by
incomprehensible. Chalk it up to electing to have itthe meter, you know as best possible what your
dug by hand, changes in personnel, the odd fit ofcost will be. If it's by the week, you're at the
frustration, and seasonal differences in rainfall andmercy of your trabjadores and their work ethic.
water table dictating timing.Mid-digging we decided to leave Oaxaca for a few
Water in Oaxaca as a Motivator for a Well Diggingdays, not anticipating being back until late
ProjectSaturday or Sunday. Friends were minding the
Americans and Canadians will eventually come tohouse for us. We gave them the weekly pay for
consider water as a resource of finite supply. Inthe crew, and asked them to pay the money to
Southern Mexico we have already come to thisthe boss (in our mind, clearly Rogelio) on Saturday
realization. It's been predicted that the scarcity ofafternoon. Our friend gave the money to the
water in Oaxaca will worsen over time, as awrong person - the well digger, instead of Rogelio
result of climate change and other factors. Thewho would traditionally take all the money and
past fifteen years have borne witness.pay himself and the two workers. The well digger
The dry season has become longer and dryer,ran away with the money for all three. Upon our
with the rainy season characterized by areturn from our brief vacation we learned of
corresponding reduction in duration and amount ofwhat had happened, and while Rogelio knew the
precipitation. To receive water, Oaxacans rely onwell digger and in fact had coordinated with him to
a municipal water delivery system, supplementedwork on our job, the scoundrel was nowhere to
by water trucks (known as pipas). Supply via thebe found, and certainly not at his home.
former has been met with a reduction in quantity,It's not totally uncommon for this kind of thing to
quality, and frequency of delivery. The implicationhappen, right down to the culprit failing to return
is that as the dry season approaches one cannothome, and hiding out elsewhere, often in his village
rely on the delivery of reasonably clean waterin another part of the state.
when it's needed. The situation is worse forWe felt bad for Rogelio, and he felt bad for
residents without cisterns, who must fill smallhimself, recognizing that the obligation was his to
tanks (known as tinacos) of roughly 1,100 totrack down the thief, since he had been working
2,500 liters, or makeshift receptacles such as oldfor us based on Rogelio's assurance of his
stationary propane tanks. The fortunate amonghonesty. We suspended work, and never did hear
us have cisterns with a capacity of anywherefrom Rogelio about the outcome, although he has
from 5,000 to 25,000 liters. Commercial enterprisereturned to our home to do more traditional
cannot rely on the municipal system for theirbricklayer jobs.
needs, and must order pipas on a regular basis.To Every Time, There is a Season: A Season to
Toward the end of the dry season when waterDig, A Season to Suspend
does come into our cisterns and tinacos,In order to get a true reading of the volume of
sometimes it's so dirty that residents elect towater one can expect to extract from a well, at
shut off the valve by the street in favor ofthe worst of times, the digging should proceed
purchasing water from pipas.and certainly conclude as close to the end of the
Pipas come in sizes ranging from about 1,100 todry season as possible. That's when the water
20,000 liters. During the dry season it's sometimestable is the lowest. Digging during the rainy season
difficult to get a pipa to the house, especially foris more difficult (though the ground is softer), and
residences in the countryside or up steep hills. Andcertainly concluding the digging during or after the
of course the cost of a pipa is greater at thisrainy season does not provide an accurate
time of year. One is paying for the driver, truckmeasure of the water one can expect to be able
and fuel, as much as for the water itself.to obtain from the well when times are tough -
Accordingly, those with small cisterns or only avery dry. A friend finished digging a well a couple
tinaco end up paying up to threefold more perof years earlier, only to learn that he had not
liter, than those with larger capacity tanks.completed the work late enough in the dry
In the face of this progressively worsening waterseason. He then had to dig a further three
problem, many residents who think they may bemeters. Even after this additional work, he learned
above a water table that is not prohibitively low,that there was not sufficient water for the needs
are electing to investigate the feasibility of diggingof his family and workshop, even after having
or drilling a well, if not for the present, then as adug deeper.
precaution and investment for the future.It's not uncommon for Oaxacans to have to dig
Drinking water is distinct from municipal and pipadown deeper every so often, as changes to the
water. Tap water is used only for washrooms,water table occur, for I would imagine a couple of
kitchen sinks, doing laundry, and lawns andmain reasons; more wells having been dug close
gardens. Water for drinking and often cooking isby, and climactic change. Another friend initially had
purchased at the store or from water trucksa nine meter well, and now it's 13 meters.
selling five gallon (19 liter) jugs.We had become both jaded, and admittedly a bit
The Decision to Dig a Well in Colonia Loma Linda,lax about the whole thing, nevertheless feeling a
Oaxacagreater sense of urgency as the months passed.
Moving to Southern Mexico presents a learningMedia reports and advisories from ADOSAPACO,
curve - in fact several challenges. Even more sothe water commission, contributed to our
when it comes to an urban middle class Canadianincreasing anxiety. We lamented our unfortunate
couple trying to appreciate the minutiae involved inexperience to a neighbor. Amador had done odd
deciding upon and then proceeding with a welljobs around the house for us, such as watering
digging project:plants while we were away, weeding our garden
• Is there water on the property, and if soand planting corn, beans and squash. He was
precisely where and how far down?trustworthy, to the point where we had called
• How do we find out for sure, and who shouldupon his wife and daughter to baby sit for guests
we trust?in the house with young children.
• How much should it cost to dig a well?Amador was a teacher. However, given teachers'
• What's the difference between digging andsalaries, he was always open to working on
drilling in terms of cost and speed, and advisabilityprojects which would enable him to make extra
of one method over the other?cash. Amador agreed to continue digging the well,
• How to go about finding a competent andon his own, for 3,000 pesos per meter.
trustworthy well digger or driller?Sometimes one of his sons would accompany
• How much time should the project take, tohim. He had no experience, except that he knew
reach each phase?how to descend and ascend a ladder, and use a
• What diameter should the well be?hammer and chisel. His son would lift the broken
• Are there any guarantees regarding whetherstone in the bucket using the pulley, and if he
or not water will in fact be reached, how farwasn't available, Amador would do it all himself.
down, and therefore corresponding cost?The 2009 rainy season was about to begin.
• Will we need concrete rings (known as anillos)Amador exclaimed at the conclusion of a
placed down inside the well?weekend day that he felt humidity at one side of
• What volume of water should be expected?the well, now at about six meters. There had
• What about pumps, filters and tubing to liftalways been concerns: what if there isn't water
the water and move it into a cistern?down there, or what if we have to go twenty
• Should there be a separate cistern to keepmeters. Amador assured us that what he felt
the well water segregated from the streetwasn't simply a consequence of the
water?commencement of the rains. At the same time
• How much should the analysis of the qualityhe asked us for more money, stating that it was
of the water from the well impact a decisionbecoming more difficult, and now dangerous, being
regarding readying the water for drinking, withdown so deep, and with rain loosening the rock. I
chemical cleansers and the like?told him that I wasn't prepared to pay more now,
In retrospect it's easy enough to enumerate thebut when the project was finished I would bump
foregoing list, which is far from exhaustive. But itsup the pay retroactively from that point in time
compilation was a work in progress, with issues(number of meters), to 3,500 pesos.
and decisions to be made arising periodically overWe became more confident in Amador's
the course of three years. There is no course forassessment that indeed there would be water,
Oaxacans wanting a well.when one day he asked us to buy a pump, tubing
Our home in Colonia Loma Linda is at the top of aand other accessories to get the water out of
hill facing the street, Calle Sierra Nevada. The lotthe well so as to enable him to continue digging. I
extends to the bottom of the hill, where there's aran out and bought everything Amador had
predominantly unpaved dirt road which during therequested, late that Saturday afternoon when the
rainy season appears more of a stream. Therebuilding material supply stores were getting ready
are tell-tale signs of moisture near the bottom ofto close. So what if it cost another 4,000 pesos in
our hill: trees remain green year round, a bit ofequipment; we were in business; we had water, in
river reed (carriso) grows near the bottom of ourour minds a gusher. And if the pump was only
land; a neighbor has healthy banana trees; and heprovisional in that eventually we would need a
and another neighbor have wells. Our own fruithigher horsepower more efficient submersible
trees, further up our hill, have traditionallyapparatus, then so be it. And when Amador told
struggled, I assume in part because of theus that the chisel points had been broken, of
distance to the water table, and of coursecourse we'd go back to the herrero, with
because of the stone substratum.pleasure, and have them forged again.
Below perhaps a foot of hard earth, our land isBy chance, about this time, either fortunately or
pure rock. We knew this when we bought it, andunfortunately we were having some major
were able to confirm it as we watched workerselectrical work done around the house. In Mexico,
digging three retaining walls for the house, byyou're allowed to have more than one hydro
hand, excavating several feet down.meter for a single family home, to reduce your
I estimated, based on a conversation with one ofelectricity costs. Our builder neglected to tell us
the lower neighbors, that if we began diggingthis, and more importantly that for a large home,
about ¾ of the way down the hill, we wouldwith only one meter, the cost would be significant
have to dig a total of about 13 meters in order tobecause one pays a premium for electricity after
reach a sufficient supply of water. The neighbora certain level of consumption. Our electrician,
recommended a diviner / digger. He came by, weMaestro Ricardo was changing the wiring so as to
told him approximately where we would want toaccommodate five meters instead of only one.
dig, and then he pegged the exact spot using hisIt's akin to income splitting with one's spouse or
two lengths of reinforced steel as divining rods.child to reduce the top marginal tax rate, but
And what if he was wrong? He was pretty old,perfectly legal.
which did instill a modicum of confidence.Maestro Ricardo was working away at dividing our
At the time the diviner / well digger's priceelectrical current into different circuits, when I
seemed high, at 3,500 pesos per meter. We'dasked him about the advisability of having a
never checked around and didn't have any friendsmeter dedicated to the well pump and a couple of
with well-digging experience to guide us. We thenother outlets on our party terrace near the
spoke to Rogelio, a bricklayer whom we'd knownbottom of the hill. He thought it was a wise idea.
for a few years. He advised us that he knewHe suggested a 220 volt outlet rather than 110,
someone who knew how to dig a well, and thatand proceeded to do the wiring for our well pump.
with him (Rogelio) at the helm, we could work outAmador worked into the beginning of the rainy
a weekly rate for a small team. We trustedseason, until he stated he could no longer
Rogelio, so asked him to coordinate the digging,continue, but would return in three or four months
which he did.to finish the job. We were at about eight meters,
We actually had a choice of having the well dugthrilled, and anxious to finish. Our thoughts began
by hand, or by a company with well-diggingto turn to matters such as flow rate and ultimate
machinery. An architect friend advised to go withdepth we should go, water analysis, particulars of
the former, indicating that a commercial outfitthe pump we would have to install on a
would first seek municipal permission for thepermanent basis, and electical current for it, and
digging, which may or may not be forthcoming,several other issues which had been pointed out
and in any event would entail delays; so the bestto us over the past couple of years.
would be to go with a more informalFermín Finishes Digging the Well in Loma Linda,
arrangement. And after all, that's what ourOaxaca
neighbors had done - dug their wells by hand,Amador never returned, even though he
quietly, without fanfare - and no problems withcontinues to be our neighbor. However a friend
the municipality.who had begun digging his own well recommended
Digging a well by hand, through rock, entails usingsomeone else for us, Fermín. He told me he
chisels and mallets, and no more. Some workerswould not need Fermín to finish his well until
use a ladder to descend, while others simplyabout May, 2010, and that we could use him until
shimmy up and down with the aid of a thick rope.then, the driest part of the dry season. That
Manufacturers of concrete forms do a briskserved us just fine. We met with Fermín and
business selling anillos for wells. Personnel at onehis son in early 2010, agreed to 3,500 pesos per
such company helped me to determine that themeter, and a tentative start date. Fermín was
rings in our case should be a diameter whichthe first actual "pozero," or well digger, that we
would, when inserted into the well cavity, result inhad used. He had dedicated himself to digging wells
an opening of one meter (de la luz - of light). Atby hand for the past 17 years, and was teaching
that time there was never any question ofhis son the trade.
whether or not rings would be needed. I assumed"You'll have to get these chisels sharpened again.
they were necessary, because people alwaysThey're no good to me like they are. And don't
talked about anillos, and while traversing theworry about the ladder. We don't need it. I do
central valleys of Oaxaca I would see anillos atneed some thicker rope, though, and we might
the top of wells, and lying on the ground alongsideneed more tubing if you'll want to use the water
well-digging projects. I never considered thewe pump out to water all your fruit trees."
quality of ground into which the wells had beenI went out and made all the purchases, and then
dug. Some two years later, after havingsome. I purchased "Y" connectors, shut-off
purchased ten rings, I learned that anillos are mostvalves, and everything else I thought I might
often used when the earth is soft, in order toneed to get the water to both the fruit trees,
maintain the required well diameter without risk ofand hopefully higher up to our flower boxes.
collapse. I also learned that their use can actuallyFermín confirmed that given the quality of the
impede water seepage into the well.rock he was excavating, we would not need to
Let the Well Digging Begin in Loma Linda, Oaxacause the anillos. The stone provided sufficient
Shortly after we had moved to Oaxaca, I wentstructural integrity without having to be shored up
to a rare contents sale with a friend, andwith concrete. He agreed that using anillos could
amongst other things purchased a job lot of nails,actually impede water seepage into the well,
chisels, hammers and mallets, figuring that in theunless they had large holes in them, and that it
course of the balance of my lifetime, some of itjust wouldn't be worth the additional expense and
would be useful. I had already learned to be mucheffort to adapt and then use them.
handier around the house than I had been theFermín lived up to billing, in short order digging
previous 53 years. Now I had more of thedown to over 11 meters. It took over an hour
supplies that I used to come across in myevery morning to pump out the water from the
father's garage.night before. Then Fermín disappeared. He just
Rogelio, in consultation with the well digger,didn't show up one Monday morning, and didn't
comprised a list of materials for me to acquire:answer his cellular for a few days. Eventually he
ropes, a longer ladder, and buckets. I already haddid respond, and advised that he'd return in two
the mallets, and it was just a matter of finding anweeks. Five weeks later he was back, advising
ironworker (herrero) with the machinerythat we'd probably have to go another three
necessary to forge points and flat surfaces onmeters down.
the chisels. I had wrongly assumed that everyAfter three or four days of digging, Fermín told
herrero possessed all such equipment.me that he would not be returning. He said that it
Digging began in January, 2008. I instructed:was now taking him about two hours in the
"Start digging here, where those couple of rocksmorning to pump out the water before he could
are lying on the ground; not over there, not overbegin digging, and that there was about five
there, it has to be right here, because that's whatmeters of water to be removed. To Fermín
the diviner said. Ensure that the diameter all thethat signified that the well would produce sufficient
way down is at least ten centimeters wider thanwater for our requirements and that there was
the outside diameter of those rings over there.no need to dig further. To me that meant we had
We have to be able to lower them down."ourselves an honest pozero who could have
The work week on construction sites for Mondaycontinued (he didn't have another job pending,
through Friday is traditionally 8 a.m. to 6 p.m. withsince my friend had altered his plans regarding
an hour for lunch and usually a couple ofusing Fermín in the foreseeable future), but let
impromptu short breaks. Payday is everyus know it wasn't necessary for him to continue.
Saturday at 1 - 2 p.m., when workers leave forAs is often the custom with trades in Oaxaca, a
the weekend. Work proceeded reasonably wellbrief "discussion" ensured about how much we
for a number of weeks, without incident, althoughowed him (measuring his progress by lowering a
I had already begun to regret the weekly paystone attached to a rope to the bottom of the
arrangement rather than a fixed amount perwell, and then using a tape measure), followed by
meter. It seems as though construction workersthe friendly departure of Fermín & Son.