The Wedge is shaped by a 1930s Army Corps jetty extension — roughly 2,000 feet of rock protruding at a slight angle — that refracts south and southwest swells into triangular peaks capable of doubling or tripling in height and detonating in shallow water a few yards from shore. Brett Sanders, a University of California at Irvine professor who studies sand movement, attributes the 2026 erosion pattern at The Wedge to two specific drivers: El Niño-driven wind patterns producing temporary local sea-level rise of six to 12 inches, and unusually consistent groundswells from storms off New Zealand. William Lobdell, a local historian, separately identifies what is being exhumed — remnants of the city’s unsuccessful attempts to build jetties in the early 1900s, with jagged wood pilings “likely from railroad trestles installed to carry boulders out to the existing jetty.” The two named attributions carry different diagnostic weight: Sanders’ mechanism identifies why the exposure is occurring now; Lobdell’s account identifies what is being exposed. The shallow detonation zone that gives The Wedge its danger is the same geography that places surfers directly atop the exhumated infrastructure.

The single physical cause identified by Sanders explains both of the article’s headline observations. The same El Niño wind patterns and New Zealand groundswells that Matt VanderMeer, 53, a self-described “Wedgelord,” describes as surpassing “even the legendary summer of 1982, also an El Niño year” — “I got it every day for almost two weeks” — are what Kevin “Mel” Thoman, 69, a longtime Wedge bodysurfer, estimates has stripped approximately two-thirds of the beach’s width, leaving roughly 50 yards between the water and the first row of homes. Noah Gerard, 21, captures the coupled experience: “It’s been the best summer I’ve ever seen, for sure,” moments after acknowledging that “all that stuff is getting turned up, and it happens to be right where the wave ends, which is really dangerous for us.” Any hazard intervention therefore operates against the wave quality that draws surfers, bodysurfers, bodyboarders, and the onlookers the article describes as numbering in the hundreds.

The reference class against which to test the Sanders attribution comprises prior El Niño erosion events along the California coast — 1982-83, 1997-98, and 2015-16 are the documented comparators the article implicitly invokes through VanderMeer’s 1982 anchor. The 1982 anchor is diagnostic because it isolates the El Niño variable: if erosion were driven primarily by long-term secular sea-level rise or by chronic sand starvation, the surfers’ comparator would be arbitrary rather than pattern-confirming. The fact that surfers reach for an El Niño comparator — and that the comparator surfaces comparable wave quality — is what the Sanders hypothesis predicts.

Two competing explanations to weigh against the Sanders mechanism:

Long-term secular coastal erosion. Thoman’s observation that locals “lost track” of an exposed rock dubbed the Matterhorn because “now there’s just a bunch of them” is consistent with rapid, event-driven scour rather than gradual decline. The decisive test — baseline beach-width measurements from non-El Niño years — does not appear in the article. The article does not rule out a secular contribution, but the rapid-onset pattern and the 1982-anchored memory comparator favor the event-driven mechanism Sanders describes.

Single extreme storm event. The article names Hurricane Marie as the swell generator for Sean McInerney’s Saturday session, but Sanders attributes the erosion to the pattern of consistent New Zealand groundswells combined with El Niño-driven sea-level rise, not to any individual storm. The article’s characterization of “nonstop swells” and “unusually consistent groundswells” is consistent with the pattern-driven mechanism and inconsistent with a single-event attribution. Without independent confirmation of the storm’s intensity or duration, the single-event hypothesis cannot be ruled out from the article alone, but the article’s pattern language favors the Sanders mechanism.

The injury base-rate for The Wedge, as the article reports it citing the Encyclopedia of Surfing, runs beyond the fatality count alone: eight estimated deaths over the break’s roughly 90-year history, with “dozens paralyzed and thousands landed in the hospital with broken bones and dislocated joints.” Those figures were compiled before the current erosion episode added exhumated rebar, pilings, and pipes to the surf zone. The article reports active mitigation in early September — lifeguards using an electric reciprocating saw on exposed pilings while surfers rode 20-foot wave faces — and a layered risk-management posture that includes signage and a practice in which lifeguards “often talk beachgoers out of entering the water if they appear inexperienced.” Against that posture, the worst injury observed so far in 2026 is described as a “bloody face, likely from a rock,” and surfers report kicking rocks after rides but “nothing too crazy yet.”

Two probability questions follow from the coupled mechanism, each requiring a separate reference class:

Persistence of hazard exposure through the active El Niño phase. Inside-view signals distinguish this episode from the reference class: the article applies a “super” El Niño designation, and characterizes the groundswells as “nonstop” and “unusually consistent.” The article does not state when the El Niño is forecast to weaken. A directional forecast — that elevated hazard exposure persists through the winter season and declines conditional on El Niño weakening in spring 2027 — is what the 1982-83 active-phase duration anchor supports.

Serious injury or fatality from rebar or other exhumated hazards this season. The base rate is the eight-fatality / dozens-paralyzed / thousands-hospitalized figure cited to the Encyclopedia of Surfing, with the article noting those figures predate the current exhumation episode. Inside-view evidence of elevated exposure: lifeguard mitigation is occurring but described as improvised; Ronan Collins, 21, reports trying not to think about “the possibility of getting skewered on ancient rebar”; Rick Piani, 58, observes, “There’s just weird stuff sticking out.” A directional forecast — that injury probability is elevated above the multi-year baseline for the duration of the El Niño active phase, conditional on the surfer population continuing to paddle out — is what the article supports; a numeric probability is not.

The article also extends the erosion story beyond The Wedge, recording “a sea wall damaged in Long Beach, staircases destroyed in San Diego County and dozens of oceanfront mansions tagged as unsafe” — comparable damage at south-facing California sites under the same El Niño wind pattern Sanders describes. This regional scope material is the documented-conduct base for forecasting that future El Niño cycles under comparable wind-pattern conditions would reproduce the same erosion pattern at The Wedge and analogous south-facing breaks. The article does not address whether secular sea-level rise would compound the effect in subsequent cycles.

The municipal response posture, as the article describes it, is unanimous and pre-decisional. The Newport Beach City Council voted unanimously on Aug. 25 to study the problem; the motion was proposed by Erik Weigand, who bodysurfs but, per the article, “not at the Wedge,” and who states, “I’m getting too old to get face-planted into the sand.” The article characterizes the politics as non-contested: “the erosion isn’t a wedge issue.” Conditional on a serious injury or fatality, that unanimity is unlikely to persist; the article does not supply the legal framework for municipal liability at surf breaks, so the probability of intervention escalating versus remaining in study phase is not specified from the materials available.

The article identifies the mechanism, the historical comparator, the active mitigation posture, the regional scope of comparable erosion damage, and the unanimous study-phase vote. It does not identify who bears legal exposure if a surfer is impaled on exhumated infrastructure during the study period.

Analytical techniques used in this piece

This analysis applies the methods below. Each links to a short, plain-English explainer you can read and reuse.

Differential Diagnosis
Lists the candidate explanations for a symptom and rules them out one by one.
Probabilistic Forecasting
Puts calibrated probabilities on what happens next.
Wicked Futures
Explores a long-horizon, deeply entangled future with no clean resolution.