Field Notes  ·  Long-Range Damage  ·  Seven Stages

From One Clog
To the Door
That Stops Closing.

The slowest gutter problem there is — seven stages from a single clogged downspout to the day a door near a corner stops closing right.

By Philip Tarazi  ·  Up On The Ladder  ·  6 min read

Most gutter problems show themselves quickly. This one is the exception.

The slowest gutter problem starts as one clogged downspout — five minutes of attention three years before anyone notices anything wrong. By the time your house tells you about it, the gutter is no longer the conversation. The door near a corner has stopped closing right. The crawl space smells different. There is efflorescence at the base of a wall. The chain that connects those things to a single drain blockage years ago is the path nobody maps.

Bright green moss growing on a concrete patio directly below a failing gutter — ground-level evidence of sustained overflow over multiple seasons of redwood frond debris and water deposition
NorCal field record · Ground-level evidence of overflowThe moss on the concrete is reading water that has been arriving in the same place, every storm, for years. The chain that put it there started upstream — at one drain that stopped working.
7
Stages connect a single clogged downspout to a foundation conversation. Each stage takes months or years. Each stage produces a signal you can read from the ground — but most homeowners do not recognize the early signals as connected to anything serious until the late signals arrive. The chain below names every stage, what it looks like, and roughly how long each takes to develop in NorCal climate.

The point of mapping the chain is not alarm. It is recognition. Reading stage two for what it is — instead of waiting for stage seven to make the connection obvious — is what changes the conversation from a five-figure repair to a five-minute fix.

Time elapsed: 0 — Cost to fix here: $0–$50

The Downspout That Stops Draining

A plant rooted directly through the downspout outlet of a Northern California gutter — the drain itself has become the growing medium, signaling a long-standing flow blockage
NorCal field record · The drain is now the planterThis downspout has not drained properly in long enough that a plant has rooted through the outlet. The blockage that started this chain happened years before the plant got here.

The chain begins at one downspout — usually at one corner of your house, almost always on the side that faces your most active tree. Debris packs the outlet. Water that should leave the gutter through the drain finds the path of least resistance instead, which is over the front lip. Your downspout is no longer a downspout. It is a wall.

If you check this stage one weekend in September with a garden hose and a pair of gloves, the fix takes five minutes. The cost is whatever your gloves cost. The chain ends here, before stage two has a chance to begin.

Time elapsed: 1–6 months — Cost to fix here: $200–$400

The Same Spot Overflows in Every Storm

A Northern California gutter packed full of pine needles overflowing above the lip with back wall rust visible behind the needle pack — the source of sustained localized overflow
NorCal field record · The overflow pointDebris has packed above the lip. Every storm sends water out at the same spot. From the ladder, the source of stage two is visible. From your driveway, you only see the consequence.

With the downspout sealed off, the gutter overflows in the same spot every time it rains. The first storm is a curiosity — water cascading over a corner. By the third storm, the location is predictable. By the wet season's end, the streak on the siding below the overflow point is permanent.

This is the stage where most homeowners notice something is wrong. The visible signal is the streak on the siding directly below the overflow point — the kind of vertical staining covered in another piece in this series. The fix at stage two is gutter cleaning plus downspout clearing — typically a few hundred dollars. The chain still ends here, but it will not end on its own. Cleaning is required.

Time elapsed: 6–18 months — Cost to fix here: $400–$1,200

The Same Soil Stays Wet

Year after year of storm water dumping in the same spot trains the soil. The ground at that corner of your house no longer drains the way the rest of your yard does. Wet patches stay wet for days after a storm. Mulch washes away. A small ring of moss-loving plants takes hold near the base of the wall. If you have a downspout extension, the deposit point is the spot where everything always stays soaked.

The repair scope at this stage adds drainage work to the gutter cleaning — a downspout extension, a splash block, sometimes regrading the soil away from the foundation. The fix is still measured in hundreds of dollars, but you are no longer just fixing the gutter. You are also undoing what the gutter wrote into the ground.

Time elapsed: 18 months – 3 years — Cost to fix here: $1,200–$3,500

The Patio Shows Its Notes

By stage four, the surface around the overflow point has been keeping a record long enough that the record is visible from your driveway. Concrete patios near the deposit point develop a green moss carpet — exactly the kind of thing in the photo that opens this piece. Stone or paver surfaces bloom efflorescence at the base of any wall the water reaches. Cracks in concrete grow seasonally, opening half a millimeter wider each wet season.

The repairs at this stage start to cross between drainage work and surface remediation. You are now removing moss from concrete, sealing cracks, sometimes pressure-washing efflorescence off block walls. The gutter is still part of the conversation, but the conversation has expanded.

By the time the patio shows the notes, the gutter has been writing them for two or three wet seasons. Reading the patio is reading the past.
Time elapsed: 3–5 years — Cost to fix here: $3,500–$8,000

The Soffit Starts Staining

A water intrusion stain on a Northern California home's soffit — overflow from above has reached the building envelope after sustained gutter failure
NorCal field record · The envelope reads itThe soffit is the underside of your eave, where the roof line meets the wall. Water staining it means the overflow has been reaching the building envelope long enough to leave a record visible from the ground.

Stage five is when the overflow stops being a drainage problem and becomes a building envelope problem. Sustained water exposure where the gutter meets the fascia lets moisture wick into the soffit — the underside of your eave. A brown stain appears where the soffit meets the wall. Paint on that stretch of wall begins blistering. The corner of your house starts looking different than the rest from the street.

The repair scope at this stage adds carpentry to drainage. Soffit material may need replacement. Fascia behind the gutter may have rot — a different chapter of the same story, covered in another piece in this series. You are now into multiple trades and multiple thousands of dollars.

Time elapsed: 5–8 years — Cost to fix here: $8,000–$25,000

The Crawl Space Notices

By stage six, water has been arriving at the foundation perimeter for long enough that some of it has found a way underneath. Crawl space humidity rises. The smell changes. If you have a sump pump, it runs more than it used to. If you do not have one, you may need to.

The repair scope at this stage adds foundation work to envelope work to drainage work. French drains, exterior waterproofing, sometimes structural underpinning depending on what the soil has been doing. The original five-minute downspout fix has now grown into a project that involves three or four trades and tens of thousands of dollars.

Time elapsed: 8+ years — Cost to fix here: $25,000+

The Door Stops Closing

Stage seven is the moment most homeowners finally recognize something is wrong with their house. A door near a corner of the building no longer closes the way it used to. A crack appears in drywall above a window on the same side. The floor near that corner feels slightly different. None of these signals are connected, in the homeowner's mind, to a downspout — but they are connected. The differential settling under one corner of the foundation pulled the framing out of square.

By the time the door announces itself, the chain has been running for the better part of a decade. The repair scope is structural — pier underpinning, framing repair, possibly drywall and finish work throughout an affected area of the house. The original drain that started it all might cost fifty dollars to clear, if anyone remembers to clear it.

Reading Stage Two as Stage Two

Every homeowner whose door stops closing at stage seven was reading stage two signals from the ground six or seven years earlier. The streak on the siding. The puddle that took three days to dry. The single corner that always looked a little different than the rest of the house after a storm. The signals were visible. The connection between the signals and what was coming was not.

Reading stage two as stage two — instead of as a curiosity to deal with later — is what makes this entire chain a five-minute conversation instead of a five-figure one. Your house starts giving you the information very early. The work is recognizing what the early information is going to mean if it keeps going.

The five-minute walk you can do this weekend Walk the perimeter of your house. Check three things at every corner. One — is there a downspout extension or splash block, and is it directing water away from the foundation, or dumping at the wall? Two — is the soil within three feet of the foundation visibly wetter, mossier, or more eroded than the rest of your yard? Three — is the siding above that corner stained, streaked, or growing anything green? Any one of those is a stage two signal. Two or more is stage three approaching.
Independent · NorCal Owned · Same-Day Written Report

The Downspout Is Where It Starts.
The Door Is Where It Ends.

A free inspection identifies which downspouts are running clear, which corners are training the soil, and which stage of the chain your house is currently in — and you get a written report the same day with photos of every finding and the stage named in plain language.

Schedule a Free Inspection

707-336-2026  ·  Marin · Sonoma · Napa · Lake · Mendocino

The chain that ends with a door that stops closing always starts somewhere small. A drain that backs up. An overflow that runs in the same place. A patch of soil that stays wet too long. None of them announce themselves as the beginning of anything. Most homeowners only see the chain looking backward, after the last stage forces the connection.

Looking up at the gutter is the first chapter of a story whose last chapter happens at ground level, sometimes inside the house. Reading it from the beginning is the work.

"Gutters are quiet. Until they are not." Philip Tarazi  ·  Up On The Ladder  ·  upontheladder.com